potentially fixed mac support

updated
fixed lock file
2026-11-13 21:57:21 -05:00 · 2026-11-04 21:19:30 -08:00 · 2026-11-01 14:16:41 -08:00 · 2026-11-01 14:16:04 -08:00 · 2026-10-30 23:00:25 -07:00 · 2026-10-30 22:58:34 -07:00
22 changed files with 1142 additions and 764 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -36,4 +36,6 @@ yarn-error.log*
 *.temp
 download-temp.zip

-.env
+.env
+
+release-assets/
--- a/DOCUEMENTATION/FORDEV.md
+++ b/DOCUEMENTATION/FORDEV.md
@@ -24,14 +24,14 @@ Fixing os error 32
 Stop-Process -Name "vyla-home", "node", "cargo" -Force -ErrorAction SilentlyContinue
 ```

-Fake a test?
-
-```powershell
-$env:VYLA_TEST_UI="1"; npm run dev
-```
-
 Fake an old local version:

 ```powershell
 '{"version":"0.0.1","sha256":null}' | Set-Content "$env:APPDATA\vyla-home\vyla-home-files\version.json"
 ```
+
+Fake a test?
+
+```powershell
+$env:VYLA_TEST_UI="1"; npm run dev
+```
--- a/build-pipeline.js
+++ b/build-pipeline.js
@@ -73,6 +73,8 @@ function cleanBuildDir() {
  fs.mkdirSync(BUILD_DIR, { recursive: true });
 }

+let credentialsId = null;
+
 function encryptCredentialsFile() {
  const CryptoUtils = require('./crypto-utils');

@@ -109,6 +111,7 @@ function encryptCredentialsFile() {
      }
    }

+    credentialsId = crypto.createHash('sha256').update(JSON.stringify(credentials)).digest('hex');
    const buildKey = CryptoUtils.deriveKey('vyla-home-build-key', 'vyla-home-payload-salt-v1');
    const encryptedData = CryptoUtils.encryptObject(credentials, buildKey);

@@ -174,7 +177,7 @@ function validatePayload(zipPath) {
  const requiredFiles = [
    'frontend/index.html'
  ];
-  
+
  const validationResults = {
    valid: true,
    errors: [],
@@ -229,6 +232,32 @@ function validatePayload(zipPath) {
  return validationResults.checksum;
 }

+function directoryId(dir) {
+  const hash = crypto.createHash('sha256');
+  const walk = (current, rel) => {
+    for (const name of fs.readdirSync(current).sort()) {
+      const full = path.join(current, name);
+      const relPath = rel ? `${rel}/${name}` : name;
+      if (fs.statSync(full).isDirectory()) {
+        walk(full, relPath);
+      } else {
+        hash.update(`${relPath}\0${getFileChecksum(full)}\n`);
+      }
+    }
+  };
+  walk(dir, '');
+  return hash.digest('hex');
+}
+
+function signManifest(manifest) {
+  const key = process.env.VYLA_UPDATE_SIGNING_KEY;
+  if (!key) {
+    throw new Error('VYLA_UPDATE_SIGNING_KEY is required to sign the update manifest.');
+  }
+  const UpdateClient = require('./update-client');
+  return crypto.sign(null, Buffer.from(UpdateClient.canonicalManifest(manifest)), key.replace(/\\n/g, '\n')).toString('base64');
+}
+
 async function build() {
  try {
    cloneAllRepos();
@@ -319,13 +348,41 @@ async function build() {
    const pkg = JSON.parse(fs.readFileSync(path.join(__dirname, 'package.json'), 'utf8'));
    wrapperVersion = pkg.version || '2.0.0';
  } catch (e) { }
+  const releaseVersion = (process.env.RELEASE_VERSION || wrapperVersion).replace(/^v/, '');
+
+  const assetsDir = path.join(__dirname, 'release-assets');
+  fs.rmSync(assetsDir, { recursive: true, force: true });
+  fs.mkdirSync(assetsDir, { recursive: true });
+
+  const components = {};
+  const addComponent = (name, fill, id) => {
+    const file = `${name}.zip`;
+    const target = path.join(assetsDir, file);
+    const componentZip = new AdmZip();
+    fill(componentZip);
+    componentZip.writeZip(target);
+    components[name] = { file, sha256: getFileChecksum(target), id, size: fs.statSync(target).size };
+  };
+
+  for (const repo of REPOS) {
+    const destRepo = path.join(BUILD_DIR, repo);
+    addComponent(repo, (z) => z.addLocalFolder(destRepo, repo), directoryId(destRepo));
+  }
+  addComponent('config', (z) => z.addLocalFolder(configDir, 'config'), directoryId(configDir));
+
+  const bundledCredentials = path.join(BUILD_DIR, 'encrypted-credentials.json');
+  if (fs.existsSync(bundledCredentials) && credentialsId) {
+    addComponent('secrets', (z) => z.addFile('encrypted-credentials.json', fs.readFileSync(bundledCredentials)), credentialsId);
+  }

  const manifest = {
-    version: wrapperVersion,
+    version: releaseVersion,
    sha256: checksum,
    timestamp: new Date().toISOString(),
-    hasEncryptedCredentials: !!encryptedCredentialsPath
+    hasEncryptedCredentials: !!encryptedCredentialsPath,
+    components
  };
+  manifest.signature = signManifest(manifest);

  fs.writeFileSync(path.join(__dirname, 'manifest.json'), JSON.stringify(manifest, null, 2), 'utf8');

--- a/crypto-utils.js
+++ b/crypto-utils.js
@@ -17,13 +17,14 @@ class CryptoUtils {

    let key;
    try {
+      const isMac = os.platform() === 'darwin';
      const machineId = [
-        os.hostname(),
+        isMac ? '' : os.hostname(),
        os.platform(),
        os.arch(),
        os.cpus()[0] ? os.cpus()[0].model : '',
        process.env.COMPUTERNAME || '',
-        process.env.USERNAME || ''
+        process.env.USERNAME || (isMac ? os.userInfo().username : '')
      ].join('|');

      const hash = crypto.createHash('sha256');
--- a/file-updater.js
+++ b/file-updater.js
@@ -9,6 +9,9 @@ const SDK_NAME = '@vyla-entertainment/sdk';
 const SDK_LATEST_URL = 'https://registry.npmjs.org/@vyla-entertainment%2Fsdk/latest';
 const ALLOWED_ROOTS = ['frontend', 'player'];
 const MAX_TARBALL = 100 * 1024 * 1024;
+const MAX_FILE = 50 * 1024 * 1024;
+const LIVE_HOSTS = ['gitlab.com'];
+const REPO_API = 'https://gitlab.com/api/v4/projects/vyla-entertainment%2F';

 const verParts = (v) => String(v || '').replace(/^v/, '').split(/[.\-+]/).map((n) => parseInt(n, 10) || 0);
 const cmpVer = (a, b) => {
@@ -22,8 +25,11 @@ const cmpVer = (a, b) => {

 const sha256Buf = (buf) => crypto.createHash('sha256').update(buf).digest('hex');
 const sha256File = (p) => sha256Buf(fs.readFileSync(p));
+const gitBlobSha = (buf) => crypto.createHash('sha1').update(Buffer.concat([Buffer.from(`blob ${buf.length}\0`), buf])).digest('hex');

-function fetchBuffer(url, { headers = {}, maxBytes, hosts, redirects = 0 }) {
+const hooks = { notice: null };
+
+function fetchBuffer(url, { headers = {}, maxBytes, hosts, redirects = 0, retries = 0 }) {
    return new Promise((resolve, reject) => {
        if (redirects > 5) return reject(new Error('Too many redirects'));
        let u;
@@ -44,6 +50,15 @@ function fetchBuffer(url, { headers = {}, maxBytes, hosts, redirects = 0 }) {
                fetchBuffer(next, { headers: keep, maxBytes, hosts, redirects: redirects + 1 }).then(resolve, reject);
                return;
            }
+            if (res.statusCode === 429 && retries < 4) {
+                res.resume();
+                const wait = Math.min(parseInt(res.headers['retry-after'], 10) || 5, 30) * 1000;
+                if (hooks.notice) hooks.notice(`GitLab rate limit (HTTP 429). Retrying in ${Math.round(wait / 1000)}s (${retries + 1}/4)...`);
+                setTimeout(() => {
+                    fetchBuffer(url, { headers, maxBytes, hosts, redirects, retries: retries + 1 }).then(resolve, reject);
+                }, wait);
+                return;
+            }
            if (res.statusCode !== 200) {
                res.resume();
                reject(new Error(`HTTP ${res.statusCode}`));
@@ -114,16 +129,24 @@ class FileUpdater {
        this.appDataPath = appDataPath;
        this.updateClient = updateClient;
        this.onProgress = null;
-        this.pending = null;
        this.statePath = path.join(appDataPath, 'file-state.json');
    }

+    set onNotice(fn) {
+        hooks.notice = fn;
+    }
+
    sdkHeaders() {
        const h = { Accept: 'application/json' };
        if (process.env.NPM_TOKEN) h.Authorization = `Bearer ${process.env.NPM_TOKEN}`;
        return h;
    }

+    liveHeaders(extra = {}) {
+        const t = this.updateClient && this.updateClient.token;
+        return t ? { ...extra, 'PRIVATE-TOKEN': t } : extra;
+    }
+
    target(rel) {
        const root = path.resolve(this.appDataPath);
        const full = path.resolve(root, ...rel.split('/'));
@@ -136,17 +159,28 @@ class FileUpdater {
            const s = JSON.parse(fs.readFileSync(this.statePath, 'utf8'));
            return {
                seq: typeof s.seq === 'number' ? s.seq : null,
-                base: s.base && typeof s.base === 'object' ? s.base : {}
+                base: s.base && typeof s.base === 'object' ? s.base : {},
+                remote: s.remote && typeof s.remote === 'object' ? s.remote : {},
+                local: s.local && typeof s.local === 'object' ? s.local : {},
+                commits: s.commits && typeof s.commits === 'object' ? s.commits : {}
            };
        } catch (e) {
-            return { seq: null, base: {} };
+            return { seq: null, base: {}, remote: {}, local: {}, commits: {} };
        }
    }

    writeState(state) {
+        const cur = this.readState();
+        const next = {
+            seq: state.seq !== undefined ? state.seq : cur.seq,
+            base: state.base || cur.base,
+            remote: state.remote || cur.remote,
+            local: state.local || cur.local,
+            commits: state.commits || cur.commits
+        };
        fs.mkdirSync(this.appDataPath, { recursive: true });
        const tmp = `${this.statePath}.tmp`;
-        fs.writeFileSync(tmp, JSON.stringify(state), 'utf8');
+        fs.writeFileSync(tmp, JSON.stringify(next), 'utf8');
        fs.renameSync(tmp, this.statePath);
    }

@@ -166,7 +200,7 @@ class FileUpdater {
            const dir = path.join(this.appDataPath, root);
            if (fs.existsSync(dir)) walk(dir, root);
        }
-        this.writeState({ seq: this.readState().seq, base });
+        this.writeState({ seq: this.readState().seq, base, remote: {}, local: {}, commits: {} });
    }

    zipMatches(zipPath, sha256) {
@@ -296,6 +330,200 @@ class FileUpdater {
        return changed ? Buffer.from(text, 'utf8') : buf;
    }

+    async loadArchive(root) {
+        const buf = await fetchBuffer(`${REPO_API}${root}/repository/archive.zip?sha=main`, { headers: this.liveHeaders(), maxBytes: 600 * 1024 * 1024, hosts: LIVE_HOSTS });
+        const zip = new AdmZip(buf);
+        const map = new Map();
+        for (const entry of zip.getEntries()) {
+            if (entry.isDirectory) continue;
+            const name = entry.entryName;
+            const i = name.indexOf('/');
+            if (i < 0) continue;
+            map.set(`${root}/${name.slice(i + 1)}`, entry);
+        }
+        return map;
+    }
+
+    fetchRepoFile(rel) {
+        const hit = this.archive && this.archive.get(rel);
+        if (hit) return Promise.resolve(hit.getData());
+        const parts = rel.split('/');
+        const root = parts.shift();
+        const file = encodeURIComponent(parts.join('/'));
+        return fetchBuffer(`${REPO_API}${root}/repository/files/${file}/raw?ref=main`, { headers: this.liveHeaders(), maxBytes: MAX_FILE, hosts: LIVE_HOSTS });
+    }
+
+    async headCommit(root) {
+        try {
+            const raw = await fetchBuffer(`${REPO_API}${root}/repository/commits/main`, {
+                headers: this.liveHeaders({ Accept: 'application/json' }),
+                maxBytes: 1024 * 1024,
+                hosts: LIVE_HOSTS,
+                retries: 3
+            });
+            const id = JSON.parse(raw.toString('utf8')).id;
+            return /^[0-9a-f]{40}$/.test(id) ? id : null;
+        } catch (e) {
+            return null;
+        }
+    }
+
+    localIntact(root, state) {
+        const prefix = `${root}/`;
+        const keys = Object.keys(state.remote).filter((k) => k.startsWith(prefix));
+        if (keys.length === 0) return false;
+        for (const rel of keys) {
+            try {
+                if (sha256File(this.target(rel)) !== state.local[rel]) return false;
+            } catch (e) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    async checkRepos() {
+        const state = this.readState();
+        const changes = [];
+        const remoteIds = {};
+        const checkedRoots = [];
+        const errors = [];
+        const verified = { remote: {}, local: {} };
+        const commits = {};
+        this.archive = new Map();
+        for (const root of ALLOWED_ROOTS) {
+            const head = await this.headCommit(root);
+            if (this.localIntact(root, state) && (!head || head === state.commits[root])) continue;
+            let map;
+            try {
+                map = await this.loadArchive(root);
+            } catch (e) {
+                errors.push(`${root}: ${e.message}`);
+                continue;
+            }
+            if (map.size === 0) {
+                errors.push(`${root}: empty archive`);
+                continue;
+            }
+            checkedRoots.push(root);
+            if (head) commits[root] = head;
+            for (const [key, entry] of map) {
+                const rel = safeRel(key);
+                if (!rel) continue;
+                const data = entry.getData();
+                const id = gitBlobSha(data);
+                remoteIds[rel] = id;
+                const full = this.target(rel);
+                let ok = false;
+                let localHash = null;
+                if (fs.existsSync(full)) {
+                    const buf = fs.readFileSync(full);
+                    localHash = sha256Buf(buf);
+                    ok = gitBlobSha(buf) === id || (state.remote[rel] === id && state.local[rel] === localHash);
+                }
+                if (ok) {
+                    verified.remote[rel] = id;
+                    verified.local[rel] = localHash;
+                } else {
+                    changes.push({ path: rel, sha256: id, size: data.length });
+                    this.archive.set(rel, entry);
+                }
+            }
+        }
+        if (checkedRoots.length === 0) {
+            if (errors.length) throw new Error(errors.join(' | '));
+            return { seq: state.seq === null ? 0 : state.seq, changes: [], removed: [], verified, commits };
+        }
+        const tracked = new Set([...Object.keys(state.base), ...Object.keys(state.remote)]);
+        const removed = [...tracked].filter((rel) =>
+            checkedRoots.includes(rel.split('/')[0]) &&
+            !remoteIds[rel] &&
+            safeRel(rel) &&
+            fs.existsSync(this.target(rel))
+        );
+        if (changes.length === 0 && removed.length === 0) {
+            for (const k of Object.keys(verified.remote)) {
+                state.remote[k] = verified.remote[k];
+                state.local[k] = verified.local[k];
+            }
+            this.writeState({ remote: state.remote, local: state.local, commits: { ...state.commits, ...commits } });
+            this.archive = null;
+        }
+        return { seq: state.seq === null ? 0 : state.seq, changes, removed, verified, commits };
+    }
+
+    async applyLive(info, replacements, onFile) {
+        const staged = [];
+        const total = info.changes.length;
+        let next = 0;
+        if (!this.archive) this.archive = new Map();
+        let finished = 0;
+        let failure = null;
+        const worker = async () => {
+            while (next < total && !failure) {
+                const c = info.changes[next++];
+                try {
+                    const data = await this.fetchRepoFile(c.path);
+                    if (gitBlobSha(data) !== c.sha256) throw new Error(`Checksum mismatch: ${c.path}`);
+                    staged.push({ c, data: this.applyReplacements(c.path, data, replacements) });
+                    finished++;
+                    if (onFile) onFile(c.path, finished, total);
+                } catch (e) {
+                    failure = e;
+                }
+            }
+        };
+        await Promise.all(Array.from({ length: Math.min(4, total) }, worker));
+        this.archive = null;
+        if (failure) throw failure;
+
+        const done = [];
+        try {
+            for (const s of staged) {
+                const full = this.target(s.c.path);
+                const prev = fs.existsSync(full) ? fs.readFileSync(full) : null;
+                fs.mkdirSync(path.dirname(full), { recursive: true });
+                fs.writeFileSync(`${full}.vyla-tmp`, s.data);
+                fs.renameSync(`${full}.vyla-tmp`, full);
+                done.push({ full, prev });
+            }
+            for (const rel of info.removed) {
+                const full = this.target(rel);
+                if (!fs.existsSync(full)) continue;
+                const prev = fs.readFileSync(full);
+                fs.rmSync(full, { force: true });
+                done.push({ full, prev });
+            }
+        } catch (e) {
+            for (const d of done.reverse()) {
+                try {
+                    if (d.prev === null) fs.rmSync(d.full, { force: true });
+                    else fs.writeFileSync(d.full, d.prev);
+                } catch (x) { }
+            }
+            throw e;
+        }
+
+        const state = this.readState();
+        for (const s of staged) {
+            state.base[s.c.path] = s.c.sha256;
+            state.remote[s.c.path] = s.c.sha256;
+            state.local[s.c.path] = sha256Buf(s.data);
+        }
+        for (const rel of info.removed) {
+            delete state.base[rel];
+            delete state.remote[rel];
+            delete state.local[rel];
+        }
+        const v = info.verified || { remote: {}, local: {} };
+        for (const k of Object.keys(v.remote)) {
+            state.remote[k] = v.remote[k];
+            state.local[k] = v.local[k];
+        }
+        state.commits = { ...state.commits, ...(info.commits || {}) };
+        this.writeState({ seq: info.seq, base: state.base, remote: state.remote, local: state.local, commits: state.commits });
+    }
+
    installedSdk() {
        const roots = [this.appDataPath, path.join(this.appDataPath, 'frontend'), path.join(this.appDataPath, 'player')];
        const found = [];
@@ -309,6 +537,19 @@ class FileUpdater {
        return found;
    }

+    recoverSdk() {
+        for (const root of [this.appDataPath, path.join(this.appDataPath, 'frontend'), path.join(this.appDataPath, 'player')]) {
+            const dir = path.join(root, 'node_modules', ...SDK_NAME.split('/'));
+            const old = `${dir}.vyla-old`;
+            const stage = `${dir}.vyla-new`;
+            try {
+                if (!fs.existsSync(dir) && fs.existsSync(old)) fs.renameSync(old, dir);
+                fs.rmSync(stage, { recursive: true, force: true });
+                if (fs.existsSync(dir)) fs.rmSync(old, { recursive: true, force: true });
+            } catch (e) { }
+        }
+    }
+
    async checkSdk() {
        const raw = await fetchBuffer(SDK_LATEST_URL, {
            headers: this.sdkHeaders(),
--- a/main.js
+++ b/main.js
@@ -82,8 +82,14 @@ function getReplacementsConfig() {
  } catch (e) { return {}; }
 }

+function liveReposEnabled() {
+  const cfg = getEnvConfig();
+  return !!(cfg.updater && cfg.updater.liveRepos === true);
+}
+
 const updateClient = new UpdateClient(APPDATA_DIR);
 const fileUpdater = new FileUpdater(APPDATA_DIR, updateClient);
+fileUpdater.onNotice = (message) => sendToTauri('notice', { message });
 let lastFilePercent = -1;
 fileUpdater.onProgress = (downloaded, total) => {
  const percent = total > 0 ? Math.round((downloaded / total) * 100) : 0;
@@ -113,55 +119,6 @@ function portInUse(port) {
  });
 }

-function promptUser(event, payload, timeoutMs = 120000) {
-  return new Promise((resolve) => {
-    const token = require('crypto').randomBytes(24).toString('hex');
-    const app = express();
-    let server = null;
-    let finished = false;
-    let timer = null;
-
-    const finish = (result) => {
-      if (finished) return;
-      finished = true;
-      clearTimeout(timer);
-      if (server) server.close();
-      resolve(result);
-    };
-
-    timer = setTimeout(() => finish(null), timeoutMs);
-
-    app.use((req, res, next) => {
-      const ip = req.socket.remoteAddress;
-      if (ip !== '127.0.0.1' && ip !== '::1' && ip !== '::ffff:127.0.0.1') {
-        return res.status(403).end();
-      }
-      res.header('Access-Control-Allow-Origin', '*');
-      res.header('Access-Control-Allow-Methods', 'POST,OPTIONS');
-      res.header('Access-Control-Allow-Headers', 'Content-Type');
-      if (req.method === 'OPTIONS') return res.sendStatus(200);
-      next();
-    });
-
-    app.post('/prompt/answer', express.json({ limit: '64kb' }), (req, res) => {
-      const body = req.body || {};
-      if (body.token !== token) return res.status(403).end();
-      res.sendStatus(200);
-      finish({
-        accept: body.accept === true,
-        files: Array.isArray(body.files) ? body.files.map(String) : []
-      });
-    });
-
-    server = app.listen(4891, '127.0.0.1', () => {
-      sendToTauri(event, { ...payload, token });
-    });
-    server.on('error', (err) => {
-      debugLog(`Prompt server bind error: ${err.message}`);
-      finish(null);
-    });
-  });
-}

 async function start() {
  debugLog("Inside start() function");
@@ -170,93 +127,114 @@ async function start() {
  const patcher = new Patcher(APPDATA_DIR);
  serviceManager = new ServiceManager(APPDATA_DIR, getEnvConfig());

-  const installBuild = async (release) => {
-    const tempZipPath = path.join(APPDATA_DIR, 'download-temp.zip');
-    if (fs.existsSync(tempZipPath)) {
-      try { fs.unlinkSync(tempZipPath); } catch (e) { }
-    }
-    let attempts = 0;
-    let downloadSuccess = false;
+  const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));

-    while (attempts < 3 && !downloadSuccess) {
-      attempts++;
+  const downloadVerified = async (name, item, dest) => {
+    let lastError;
+    for (let attempt = 1; attempt <= 3; attempt++) {
+      fs.rmSync(dest, { force: true });
      try {
-        debugLog(`Attempting to download update (Attempt ${attempts})...`);
-        sendToTauri('status', { message: `Connecting to download servers (Attempt ${attempts}/3)...` });
-
+        sendToTauri('status', { message: `Downloading ${name} (attempt ${attempt}/3)...` });
        let lastPercent = -1;
-        await updateClient.downloadUpdate(release, tempZipPath, (downloaded, total) => {
+        await updateClient.downloadUpdate(item, dest, (downloaded, total) => {
          const percent = total > 0 ? Math.round((downloaded / total) * 100) : 0;
          if (percent !== lastPercent) {
            lastPercent = percent;
            sendToTauri('download-progress', { downloaded, total, percent });
          }
        });
-
-        debugLog('Download complete. Verifying checksum...');
-        sendToTauri('status', { message: 'Verifying SHA-256 integrity...' });
-        if (!release.sha256) {
-          throw new Error('Release has no SHA-256 in manifest.json; refusing unverified install.');
-        }
-        if (!patcher.verifyChecksum(tempZipPath, release.sha256)) {
+        sendToTauri('status', { message: `Verifying ${name} SHA-256...` });
+        if (!patcher.verifyChecksum(dest, item.sha256)) {
          throw new Error('SHA-256 checksum verification failed.');
        }
+        return;
+      } catch (err) {
+        lastError = err;
+        fs.rmSync(dest, { force: true });
+        debugLog(`Download error for ${name} on attempt ${attempt}: ${err.message}`);
+        if (attempt < 3) {
+          await sleep(err.retryAfterMs || 2000 * 2 ** (attempt - 1) + Math.floor(Math.random() * 500));
+        }
+      }
+    }
+    throw new Error(`Failed to download ${name} after 3 attempts: ${lastError.message}`);
+  };

-        debugLog('Checksum verified. Extracting to staging...');
-        sendToTauri('status', { message: 'Unpacking update archive...' });
+  const installBuild = async (release) => {
+    const names = patcher.staleComponents(release);
+    if (names.length === 0) return;
+
+    const stagingDir = path.join(APPDATA_DIR, '.staging');
+    fs.rmSync(stagingDir, { recursive: true, force: true });
+    fs.mkdirSync(stagingDir, { recursive: true });
+    const tempFiles = [];
+
+    try {
+      for (let i = 0; i < names.length; i++) {
+        const name = names[i];
+        const tempZip = path.join(APPDATA_DIR, `download-${name}.zip`);
+        tempFiles.push(tempZip);
+        await downloadVerified(name, release.components[name], tempZip);
+
+        sendToTauri('status', { message: `Unpacking ${name}...` });
        let lastEmit = 0;
-        const stagingDir = await patcher.extractToStaging(tempZipPath, (file, done, total) => {
+        await patcher.extractToStaging(tempZip, (file, done, total) => {
          const now = Date.now();
          if (done !== total && now - lastEmit < 40) return;
          lastEmit = now;
-          sendToTauri('extract-progress', {
-            file,
-            done,
-            total,
-            percent: Math.round((done / total) * 100)
-          });
-        });
-
-        sendToTauri('status', { message: 'Verifying file integrity...' });
-        if (!patcher.verifyExtraction(stagingDir)) {
-          fs.rmSync(stagingDir, { recursive: true, force: true });
-          throw new Error('Extraction verification failed: critical startup files missing.');
-        }
-
-        sendToTauri('status', { message: 'Replacing old version...' });
-        patcher.commitStaging(stagingDir);
-
-        debugLog('Extraction complete. Applying patches...');
-        sendToTauri('status', { message: 'Applying configuration patches...' });
-        fileUpdater.snapshotBase();
-        patcher.applyPatches(getReplacementsConfig());
-
-        sendToTauri('status', { message: 'Migrating security credentials...' });
-        patcher.bridgeCredentials(serviceManager.credentialManager);
-        patcher.saveCurrentVersion(release.version, release.sha256);
-
-        serviceManager.envConfig = getEnvConfig();
-
-        if (fs.existsSync(tempZipPath)) {
-          fs.unlinkSync(tempZipPath);
-        }
-        downloadSuccess = true;
-        debugLog('Update installed successfully!');
-      } catch (err) {
-        debugLog(`Download/Install error on attempt ${attempts}: ${err.message}`);
-        sendToTauri('status', { message: `Install error: ${err.message}. Retrying...` });
-        if (fs.existsSync(tempZipPath)) {
-          try { fs.unlinkSync(tempZipPath); } catch (e) { }
-        }
-        if (attempts >= 3) {
-          throw new Error(`Failed to download and verify build after 3 attempts: ${err.message}`);
-        }
-        await new Promise(r => setTimeout(r, 2000));
+          sendToTauri('extract-progress', { file, done, total, percent: Math.round((done / total) * 100) });
+        }, i > 0);
+        fs.rmSync(tempZip, { force: true });
      }
+
+      sendToTauri('status', { message: 'Verifying file integrity...' });
+      if (!patcher.verifyStaged(stagingDir, names)) {
+        throw new Error('Extraction verification failed: critical startup files missing.');
+      }
+
+      sendToTauri('status', { message: 'Replacing old version...' });
+      patcher.commitStaging(stagingDir);
+    } catch (err) {
+      fs.rmSync(stagingDir, { recursive: true, force: true });
+      for (const f of tempFiles) fs.rmSync(f, { force: true });
+      throw err;
    }
+
+    try {
+      sendToTauri('status', { message: 'Applying configuration patches...' });
+      patcher.applyPatches(getReplacementsConfig(), names);
+
+      sendToTauri('status', { message: 'Migrating security credentials...' });
+      patcher.bridgeCredentials(serviceManager.credentialManager);
+
+      if (!patcher.verifyExtraction()) {
+        throw new Error('Post-install verification failed.');
+      }
+
+      const current = patcher.getCurrentComponents();
+      const next = {};
+      for (const name of Object.keys(release.components)) {
+        next[name] = names.includes(name) ? release.components[name].id : current[name];
+      }
+      patcher.saveCurrentVersion(release.version, release.sha256, next);
+      patcher.writeIntegrity(names);
+    } catch (err) {
+      try { patcher.rollback(); } catch (x) { debugLog(`Rollback failed: ${x.message}`); }
+      throw err;
+    }
+
+    patcher.finalizeCommit();
+    if (liveReposEnabled()) fileUpdater.snapshotBase();
+    serviceManager.envConfig = getEnvConfig();
+    debugLog(`Update installed successfully: ${names.join(', ')}`);
  };

  try {
+    if (patcher.recoverInterrupted()) {
+      debugLog('Recovered from an interrupted update.');
+      sendToTauri('notice', { message: 'Recovered from an interrupted update.' });
+    }
+    fileUpdater.recoverSdk();
    sendToTauri('status', { message: 'Inspecting local workspace and installed files...' });
    const isFirstRun = !patcher.verifyExtraction();
    const localVersion = patcher.getCurrentVersion();
@@ -267,11 +245,11 @@ async function start() {
    let release = null;
    try {
      debugLog("Fetching updates from updateClient...");
-      release = await updateClient.checkForUpdates();
+      release = await updateClient.checkForUpdates(isFirstRun);
      debugLog(`Update check finished. Found: ${release ? release.version : 'None'}`);
    } catch (e) {
-      debugLog(`Update check failed (offline?): ${e.message}`);
-      sendToTauri('status', { message: `Update server check skipped (${e.message})` });
+      debugLog(`Update check failed: ${e.message}`);
+      sendToTauri('notice', { message: `Update check skipped: ${e.message}` });
    }

    const normalizeVer = (v) => (v || '').toString().replace(/^v/, '').trim();
@@ -287,113 +265,96 @@ async function start() {
      return false;
    };

+    if (release && release.installer && process.platform === 'win32' && process.env.VYLA_DEV !== '1') {
+      const appVersion = process.env.VYLA_APP_VERSION || '0.0.0';
+      const tried = updateClient.readCache().selfUpdate || {};
+      const recentlyTried = tried.version === release.installer.version && Date.now() - (tried.at || 0) < 24 * 60 * 60 * 1000;
+      if (isNewer(release.installer.version, appVersion) && !recentlyTried) {
+        try {
+          const dest = path.join(APPDATA_DIR, `vyla-installer-${normalizeVer(release.installer.version)}.exe`);
+          sendToTauri('status', { message: 'Downloading launcher update...' });
+          await downloadVerified('launcher', release.installer, dest);
+          updateClient.writeCache({ selfUpdate: { version: release.installer.version, at: Date.now() } });
+          sendToTauri('status', { message: 'Installing launcher update...' });
+          sendToTauri('self-update', { path: dest });
+          await sleep(30000);
+          sendToTauri('notice', { message: 'Launcher update did not start. Continuing on the current version.' });
+        } catch (err) {
+          debugLog(`Launcher update failed: ${err.message}`);
+          sendToTauri('notice', { message: `Launcher update failed: ${err.message}` });
+        }
+      }
+    }
+
    if (release) {
-      const versionNewer = isNewer(release.version, localVersion);
-      const sameVerNewBuild = normalizeVer(release.version) === normalizeVer(localVersion) &&
-        !!release.sha256 && !!localSha && release.sha256 !== localSha;
-      const hasUpdate = versionNewer;
+      const stale = patcher.staleComponents(release);
+      const broken = stale.some((name) => !patcher.componentIntact(name));
+      const sameVersion = normalizeVer(release.version) === normalizeVer(localVersion);
+      const hasUpdate = stale.length > 0 && (broken || isNewer(release.version, localVersion) || sameVersion);

-      if (isFirstRun) {
-        debugLog("First run with no local payload. Installing remote build...");
-        sendToTauri('status', { message: 'First run detected. Preparing initial installation...' });
-        await installBuild(release);
-      } else if (hasUpdate) {
-        debugLog("Update available. Prompting user...");
-        sendToTauri('status', { message: `New update available (${release.version}).` });
-
-        const tempApp = express();
-        let userDecision = null;
-        updateDecisionHandler = (val) => { userDecision = val; };
-
-        tempApp.use((req, res, next) => {
-          const clientIp = req.socket.remoteAddress;
-          if (clientIp !== '127.0.0.1' && clientIp !== '::1' && clientIp !== '::ffff:127.0.0.1') {
-            return res.status(403).end();
-          }
-          res.header('Access-Control-Allow-Origin', '*');
-          res.header('Access-Control-Allow-Methods', 'GET,POST,OPTIONS');
-          res.header('Access-Control-Allow-Headers', '*');
-          if (req.method === 'OPTIONS') return res.sendStatus(200);
-          next();
+      if (hasUpdate) {
+        debugLog(`Installing components: ${stale.join(', ')}`);
+        sendToTauri('status', {
+          message: isFirstRun ? 'First run detected. Preparing initial installation...' : `Updating to ${release.version}...`
        });
-
-        tempApp.get('/update/info', (req, res) => {
-          res.json({ available: true, current: localVersion, latest: release.version });
-        });
-        const handleYes = (req, res) => { debugLog("tempApp received YES"); userDecision = true; res.sendStatus(200); };
-        const handleNo = (req, res) => { debugLog("tempApp received NO"); userDecision = false; res.sendStatus(200); };
-
-        tempApp.all('/update/yes', handleYes);
-        tempApp.all('/update/install', handleYes);
-        tempApp.all('/update/no', handleNo);
-        tempApp.all('/update/skip', handleNo);
-        tempApp.all('/update/:choice', (req, res) => {
-          const c = String(req.params.choice || '').toLowerCase();
-          if (c === 'yes' || c === 'install' || c === 'true') userDecision = true;
-          if (c === 'no' || c === 'skip' || c === 'false') userDecision = false;
-          res.sendStatus(200);
-        });
-
-        const tempServer = await new Promise((resolve) => {
-          const s = tempApp.listen(4891, '127.0.0.1', () => resolve(s));
-          s.on('error', (err) => {
-            debugLog(`Update server bind error: ${err.message}`);
-            resolve(null);
-          });
-        });
-
-        if (!tempServer) {
-          userDecision = false;
-        } else {
-          sendToTauri('update-available', { current: localVersion, latest: release.version });
-        }
-
-        let waitLoops = 0;
-        while (userDecision === null) {
-          if (waitLoops > 24000) {
-            debugLog("Update decision timed out after 10 minutes, defaulting to skip.");
-            userDecision = false;
-            break;
-          }
-          waitLoops++;
-          await new Promise(r => setTimeout(r, 25));
-        }
-
-        updateDecisionHandler = null;
-        if (tempServer) {
-          tempServer.close();
-        }
-
-        if (userDecision) {
-          debugLog("User accepted update.");
+        try {
          await installBuild(release);
-        } else {
-          debugLog("User skipped update.");
-          sendToTauri('status', { message: 'Update skipped. Continuing startup...' });
+          updateClient.recordSuccess();
+        } catch (err) {
+          updateClient.recordFailure();
+          debugLog(`Update failed: ${err.message}`);
+          sendToTauri('notice', { message: `Update failed: ${err.message}` });
        }
      } else {
        debugLog("Already on the latest version.");
        sendToTauri('status', { message: 'Up to date.' });
      }
-    } else if (isFirstRun) {
-      debugLog("No remote release found, but it's the first run. Looking for local update-payload.zip...");
+    }
+
+    if (!patcher.verifyExtraction()) {
+      debugLog("No usable install. Looking for local update-payload.zip...");
      sendToTauri('status', { message: 'Looking for local payload archive...' });
-      const localZip = path.join(__dirname, 'update-payload.zip');
-      if (fs.existsSync(localZip)) {
+      const payloadRoots = [
+        process.env.VYLA_PAYLOAD_DIR,
+        __dirname,
+        process.cwd(),
+        path.resolve(__dirname, '..', '..', '..', '..'),
+        APPDATA_DIR
+      ].filter(Boolean);
+      const payloadRoot = payloadRoots.find((r) => fs.existsSync(path.join(r, 'update-payload.zip')));
+      const localZip = payloadRoot ? path.join(payloadRoot, 'update-payload.zip') : null;
+      if (localZip) {
        sendToTauri('status', { message: 'Extracting local baseline payload...' });
-        patcher.purgeOldCode();
-        patcher.extractZipPayload(localZip);
-        fileUpdater.snapshotBase();
-        patcher.applyPatches(getReplacementsConfig());
-        patcher.bridgeCredentials(serviceManager.credentialManager);
+        const stagingDir = await patcher.extractToStaging(localZip);
+        if (!patcher.verifyStaged(stagingDir, ['frontend', 'player'])) {
+          fs.rmSync(stagingDir, { recursive: true, force: true });
+          throw new Error('Bundled payload is incomplete.');
+        }
+        patcher.commitStaging(stagingDir);

-        let ver = "1.0.0";
        try {
-          const man = JSON.parse(fs.readFileSync(path.join(__dirname, 'manifest.json'), 'utf8'));
-          ver = man.version || ver;
-        } catch (e) { }
+          patcher.applyPatches(getReplacementsConfig());
+          patcher.bridgeCredentials(serviceManager.credentialManager);

-        patcher.saveCurrentVersion(ver);
+          let ver = "1.0.0";
+          let manSha = null;
+          let ids = {};
+          try {
+            const man = JSON.parse(fs.readFileSync(path.join(payloadRoot, 'manifest.json'), 'utf8'));
+            ver = man.version || ver;
+            manSha = man.sha256 || null;
+            ids = Object.fromEntries(Object.entries(man.components || {}).map(([k, v]) => [k, v.id]));
+          } catch (e) { }
+
+          patcher.saveCurrentVersion(ver, manSha, ids);
+          patcher.writeIntegrity(['frontend', 'player']);
+        } catch (e) {
+          try { patcher.rollback(); } catch (x) { }
+          throw e;
+        }
+
+        patcher.finalizeCommit();
+        if (liveReposEnabled()) fileUpdater.snapshotBase();
        serviceManager.envConfig = getEnvConfig();
        debugLog("Local payload extracted successfully.");
      } else {
@@ -403,81 +364,50 @@ async function start() {

    sendToTauri('status', { message: 'Validating critical components...' });
    if (!patcher.verifyExtraction()) {
-      throw new Error('Could not download the app files. Check your internet connection and relaunch.');
+      throw new Error('No usable install and no valid signed release or bundled payload was found. Check your internet connection and relaunch, or reinstall the app.');
    }

-    if (process.env.VYLA_TEST_UI === '1') {
-      const fakeFiles = [
-        { path: 'frontend/server.js', status: 'modified', size: 1024 },
-        { path: 'frontend/public/app.js', status: 'modified', size: 2048 },
-        { path: 'player/server.js', status: 'modified', size: 512 },
-        { path: 'player/lib/new-file.js', status: 'added', size: 256 }
-      ];
-      const filesAnswer = await promptUser('files-available', { files: fakeFiles });
-      debugLog(`TEST files answer: ${JSON.stringify(filesAnswer)}`);
-      if (filesAnswer && filesAnswer.accept) {
-        for (let i = 1; i <= filesAnswer.files.length; i++) {
-          sendToTauri('extract-progress', {
-            file: filesAnswer.files[i - 1],
-            done: i,
-            total: filesAnswer.files.length,
-            percent: Math.round((i / filesAnswer.files.length) * 100)
-          });
-          await new Promise((r) => setTimeout(r, 400));
-        }
-      }
-      const sdkAnswer = await promptUser('sdk-available', { current: '1.19.0', latest: '1.20.0' });
-      debugLog(`TEST sdk answer: ${JSON.stringify(sdkAnswer)}`);
-      sendToTauri('status', { message: sdkAnswer && sdkAnswer.accept ? 'TEST: SDK accepted' : 'TEST: SDK skipped' });
-      await new Promise((r) => setTimeout(r, 1500));
-    }
-
-    sendToTauri('status', { message: 'Checking UI files and SDK...' });
+    const liveRepos = liveReposEnabled();
+    sendToTauri('status', { message: liveRepos ? 'Checking UI files and SDK...' : 'Checking SDK...' });
    const [filesCheck, sdkCheck] = await Promise.all([
-      withTimeout(fileUpdater.checkFiles().catch((e) => {
-        debugLog(`File check failed: ${e.message}`);
-        return null;
-      }), 180000),
+      liveRepos
+        ? withTimeout(fileUpdater.checkRepos().catch((e) => {
+          debugLog(`Live file check failed: ${e.message}`);
+          sendToTauri('notice', { message: `File check failed: ${e.message}` });
+          return null;
+        }), 60000)
+        : Promise.resolve(null),
      withTimeout(fileUpdater.checkSdk().catch((e) => {
        debugLog(`SDK check failed: ${e.message}`);
+        sendToTauri('notice', { message: `SDK check failed: ${e.message}` });
        return null;
      }), 12000)
    ]);
+    if (liveRepos) {
+      debugLog(`Repo check result: ${filesCheck ? `${filesCheck.changes.length} change(s)` : 'failed or timed out'}`);
+    }

-    if (filesCheck && filesCheck.changes.length > 0) {
-      sendToTauri('status', { message: `${filesCheck.changes.length} file update(s) available.` });
-      const answer = await promptUser('files-available', {
-        files: filesCheck.changes.map((c) => ({ path: c.path, status: c.status, size: c.size }))
-      });
-      if (answer && answer.accept) {
-        const allowed = new Set(answer.files);
-        const selected = filesCheck.changes.filter((c) => allowed.has(c.path));
-        if (selected.length > 0) {
-          try {
-            await fileUpdater.applyFiles(selected, filesCheck.seq, getReplacementsConfig(), (file, done, total) => {
-              sendToTauri('extract-progress', { file, done, total, percent: Math.round((done / total) * 100) });
-            });
-            sendToTauri('status', { message: `Updated ${selected.length} file(s).` });
-          } catch (e) {
-            debugLog(`File update failed: ${e.message}`);
-            sendToTauri('status', { message: `File update failed: ${e.message}` });
-          }
-        }
+    if (filesCheck && (filesCheck.changes.length > 0 || filesCheck.removed.length > 0)) {
+      sendToTauri('status', { message: `Updating ${filesCheck.changes.length} file(s)...` });
+      try {
+        await fileUpdater.applyLive(filesCheck, getReplacementsConfig(), (file, done, total) => {
+          sendToTauri('extract-progress', { file, done, total, percent: Math.round((done / total) * 100) });
+        });
+        sendToTauri('status', { message: `Updated ${filesCheck.changes.length} file(s).` });
+      } catch (e) {
+        debugLog(`File update failed: ${e.message}`);
+        sendToTauri('notice', { message: `File update failed: ${e.message}` });
      }
    }

    if (sdkCheck && sdkCheck.outdated) {
-      sendToTauri('status', { message: `SDK update available (${sdkCheck.latest}).` });
-      const answer = await promptUser('sdk-available', { current: sdkCheck.current, latest: sdkCheck.latest });
-      if (answer && answer.accept) {
-        try {
-          sendToTauri('status', { message: `Installing SDK ${sdkCheck.latest}...` });
-          await fileUpdater.installSdk(sdkCheck);
-          sendToTauri('status', { message: `SDK updated to ${sdkCheck.latest}.` });
-        } catch (e) {
-          debugLog(`SDK install failed: ${e.message}`);
-          sendToTauri('status', { message: `SDK update failed: ${e.message}` });
-        }
+      sendToTauri('status', { message: `Updating SDK (${sdkCheck.latest})...` });
+      try {
+        await fileUpdater.installSdk(sdkCheck);
+        sendToTauri('status', { message: `SDK updated to ${sdkCheck.latest}.` });
+      } catch (e) {
+        debugLog(`SDK install failed: ${e.message}`);
+        sendToTauri('status', { message: `SDK update failed: ${e.message}` });
      }
    }

@@ -529,5 +459,8 @@ process.on('SIGINT', () => {
 process.on('SIGTERM', () => {
  process.exit(0);
 });
+process.on('SIGHUP', () => {
+  process.exit(0);
+});

 start();
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,18 @@
 {
  "name": "vyla-home",
-  "version": "1.1.49",
+  "version": "1.1.56",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "vyla-home",
-      "version": "1.1.49",
+      "version": "1.1.56",
      "dependencies": {
        "@tauri-apps/api": "2.12.1",
        "@tauri-apps/plugin-opener": "2.7.0",
        "@tauri-apps/plugin-process": "2.4.0",
        "@tauri-apps/plugin-shell": "2.5.0",
-        "@vyla-entertainment/sdk": "^1.20.0",
+        "@vyla-entertainment/sdk": "latest",
        "adm-zip": "^0.6.1",
        "express": "^4.22.3"
      },
@@ -1535,4 +1535,4 @@
      }
    }
  }
-}
+}
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "vyla-home",
-  "version": "1.1.49",
+  "version": "1.1.56",
  "description": "Vyla Home Desktop App Launcher",
  "main": "main.js",
  "scripts": {
@@ -22,4 +22,4 @@
  "devDependencies": {
    "@tauri-apps/cli": "2.12.1"
  }
-}
+}
--- a/patcher.js
+++ b/patcher.js
@@ -4,6 +4,29 @@ const crypto = require('crypto');
 const AdmZip = require('adm-zip');
 const CryptoUtils = require('./crypto-utils');

+const COMPONENT_PROBES = {
+  frontend: 'frontend/server.js',
+  player: 'player/server.js',
+  config: 'config/env.json',
+  secrets: 'encrypted-credentials.json'
+};
+const COMMIT_ALLOWED = new Set(['frontend', 'player', 'config', 'encrypted-credentials.json']);
+
+function renameSafe(from, to) {
+  let last;
+  for (let i = 0; i < 6; i++) {
+    try {
+      fs.renameSync(from, to);
+      return;
+    } catch (e) {
+      last = e;
+      if (!['EPERM', 'EBUSY', 'EACCES', 'ENOTEMPTY'].includes(e.code)) throw e;
+      Atomics.wait(new Int32Array(new SharedArrayBuffer(4)), 0, 0, 250 * (i + 1));
+    }
+  }
+  throw last;
+}
+
 class Patcher {
  constructor(appDataPath) {
    this.appDataPath = appDataPath;
@@ -51,10 +74,103 @@ class Patcher {
    return true;
  }

-  saveCurrentVersion(version, sha256 = null) {
+  saveCurrentVersion(version, sha256 = null, components = null) {
    const versionFile = path.join(this.appDataPath, 'version.json');
    fs.mkdirSync(this.appDataPath, { recursive: true });
-    fs.writeFileSync(versionFile, JSON.stringify({ version, sha256 }, null, 2), 'utf8');
+    const tmp = `${versionFile}.tmp`;
+    fs.writeFileSync(tmp, JSON.stringify({ version, sha256, components: components || {} }, null, 2), 'utf8');
+    renameSafe(tmp, versionFile);
+  }
+
+  getCurrentComponents() {
+    try {
+      const c = JSON.parse(fs.readFileSync(path.join(this.appDataPath, 'version.json'), 'utf8')).components;
+      return c && typeof c === 'object' ? c : {};
+    } catch (e) {
+      return {};
+    }
+  }
+
+  integrityPath() {
+    return path.join(this.appDataPath, 'integrity.json');
+  }
+
+  readIntegrity() {
+    try {
+      return JSON.parse(fs.readFileSync(this.integrityPath(), 'utf8'));
+    } catch (e) {
+      return {};
+    }
+  }
+
+  writeIntegrity(names) {
+    const all = this.readIntegrity();
+    for (const name of names) {
+      if (name !== 'frontend' && name !== 'player') continue;
+      const files = {};
+      const walk = (dir, rel) => {
+        for (const entry of fs.readdirSync(dir, { withFileTypes: true })) {
+          const full = path.join(dir, entry.name);
+          const r = `${rel}/${entry.name}`;
+          if (r.includes('/node_modules/@vyla-entertainment/sdk')) continue;
+          if (entry.isDirectory()) walk(full, r);
+          else if (entry.isFile()) files[r] = fs.statSync(full).size;
+        }
+      };
+      walk(path.join(this.appDataPath, name), name);
+      all[name] = files;
+    }
+    const tmp = `${this.integrityPath()}.tmp`;
+    fs.writeFileSync(tmp, JSON.stringify(all), 'utf8');
+    renameSafe(tmp, this.integrityPath());
+  }
+
+  integrityOk(name) {
+    const files = this.readIntegrity()[name];
+    if (!files) return true;
+    for (const [rel, size] of Object.entries(files)) {
+      try {
+        if (fs.statSync(path.join(this.appDataPath, rel)).size !== size) return false;
+      } catch (e) {
+        return false;
+      }
+    }
+    return true;
+  }
+
+  componentIntact(name) {
+    const probe = COMPONENT_PROBES[name];
+    if (!probe || name === 'secrets') return true;
+    try {
+      if (fs.statSync(path.join(this.appDataPath, probe)).size <= 0) return false;
+    } catch (e) {
+      return false;
+    }
+    return this.integrityOk(name);
+  }
+
+  staleComponents(release) {
+    const local = this.getCurrentComponents();
+    const names = Object.keys(release.components);
+    const stale = new Set(names.filter((n) => !this.componentIntact(n) || local[n] !== release.components[n].id));
+    if (stale.has('config')) {
+      for (const n of ['frontend', 'player']) {
+        if (release.components[n]) stale.add(n);
+      }
+    }
+    return [...stale];
+  }
+
+  verifyStaged(stagingDir, names) {
+    return names.every((name) => {
+      const probe = COMPONENT_PROBES[name];
+      if (!probe) return true;
+      try {
+        return fs.statSync(path.join(stagingDir, probe)).size > 0;
+      } catch (e) {
+        return false;
+      }
+    });
  }

  purgeOldCode() {
@@ -89,9 +205,9 @@ class Patcher {
    zip.extractAllTo(this.appDataPath, true);
  }

-  async extractToStaging(zipPath, onFile) {
+  async extractToStaging(zipPath, onFile, keep = false) {
    const stagingDir = path.join(this.appDataPath, '.staging');
-    fs.rmSync(stagingDir, { recursive: true, force: true });
+    if (!keep) fs.rmSync(stagingDir, { recursive: true, force: true });
    fs.mkdirSync(stagingDir, { recursive: true });
    const zip = new AdmZip(zipPath);
    const entries = zip.getEntries().filter((e) => !e.isDirectory);
@@ -103,7 +219,7 @@ class Patcher {
    for (const entry of entries) {
      const entryPath = path.normalize(entry.entryName);
      const resolvedPath = path.resolve(resolvedStaging, entryPath);
-      if (!resolvedPath.startsWith(resolvedStaging)) {
+      if (!resolvedPath.startsWith(resolvedStaging + path.sep)) {
        throw new Error(`Directory traversal attempt detected: ${entry.entryName}`);
      }
    }
@@ -117,23 +233,133 @@ class Patcher {
    return stagingDir;
  }

+  journalPath() {
+    return path.join(this.appDataPath, '.update-journal.json');
+  }
+
+  backupDir() {
+    return path.join(this.appDataPath, '.backup');
+  }
+
  commitStaging(stagingDir) {
-    this.purgeOldCode();
-    for (const name of fs.readdirSync(stagingDir)) {
-      const dest = path.join(this.appDataPath, name);
-      fs.rmSync(dest, { recursive: true, force: true });
-      fs.renameSync(path.join(stagingDir, name), dest);
+    const names = fs.readdirSync(stagingDir);
+    const unexpected = names.filter((n) => !COMMIT_ALLOWED.has(n));
+    if (unexpected.length > 0) {
+      throw new Error(`Unexpected top-level entries in update: ${unexpected.join(', ')}`);
+    }
+
+    const backup = this.backupDir();
+    fs.rmSync(backup, { recursive: true, force: true });
+    fs.mkdirSync(backup, { recursive: true });
+
+    const versionFile = path.join(this.appDataPath, 'version.json');
+    if (fs.existsSync(versionFile)) {
+      fs.copyFileSync(versionFile, path.join(backup, 'version.json.bak'));
+    }
+
+    const journal = { names, hadOld: {}, installed: [] };
+    for (const name of names) {
+      journal.hadOld[name] = fs.existsSync(path.join(this.appDataPath, name));
+    }
+    const save = () => {
+      const tmp = `${this.journalPath()}.tmp`;
+      fs.writeFileSync(tmp, JSON.stringify(journal), 'utf8');
+      renameSafe(tmp, this.journalPath());
+    };
+    save();
+
+    try {
+      for (const name of names) {
+        const dest = path.join(this.appDataPath, name);
+        if (journal.hadOld[name]) {
+          renameSafe(dest, path.join(backup, name));
+        }
+        journal.installed.push(name);
+        save();
+        renameSafe(path.join(stagingDir, name), dest);
+      }
+    } catch (e) {
+      try { this.rollback(); } catch (x) { }
+      throw e;
    }
    fs.rmSync(stagingDir, { recursive: true, force: true });
  }

+  rollback() {
+    let journal;
+    try {
+      journal = JSON.parse(fs.readFileSync(this.journalPath(), 'utf8'));
+    } catch (e) {
+      return false;
+    }
+
+    const backup = this.backupDir();
+    const hadOld = journal.hadOld || {};
+    const installed = journal.installed || [];
+    for (const name of journal.names || []) {
+      const dest = path.join(this.appDataPath, name);
+      const saved = path.join(backup, name);
+      if (hadOld[name]) {
+        if (fs.existsSync(saved)) {
+          fs.rmSync(dest, { recursive: true, force: true });
+          renameSafe(saved, dest);
+        }
+      } else if (installed.includes(name)) {
+        fs.rmSync(dest, { recursive: true, force: true });
+      }
+    }
+
+    const versionFile = path.join(this.appDataPath, 'version.json');
+    const savedVersion = path.join(backup, 'version.json.bak');
+    if (fs.existsSync(savedVersion)) {
+      fs.copyFileSync(savedVersion, versionFile);
+    } else {
+      fs.rmSync(versionFile, { force: true });
+    }
+
+    fs.rmSync(backup, { recursive: true, force: true });
+    fs.rmSync(this.journalPath(), { force: true });
+    fs.rmSync(path.join(this.appDataPath, '.staging'), { recursive: true, force: true });
+    return true;
+  }
+
+  finalizeCommit() {
+    fs.rmSync(this.backupDir(), { recursive: true, force: true });
+    fs.rmSync(this.journalPath(), { force: true });
+    for (const dir of ['stream-api', 'auth-proxy']) {
+      fs.rmSync(path.join(this.appDataPath, dir), { recursive: true, force: true });
+    }
+  }
+
+  recoverInterrupted() {
+    const had = fs.existsSync(this.journalPath());
+    if (had && !this.rollback()) {
+      fs.rmSync(this.journalPath(), { force: true });
+      fs.rmSync(this.backupDir(), { recursive: true, force: true });
+    }
+    fs.rmSync(path.join(this.appDataPath, '.staging'), { recursive: true, force: true });
+    try {
+      for (const f of fs.readdirSync(this.appDataPath)) {
+        if (/^download-.*\.zip$/.test(f)) fs.rmSync(path.join(this.appDataPath, f), { force: true });
+      }
+    } catch (e) { }
+    return had;
+  }
+
  verifyChecksum(zipPath, expectedSha256) {
    if (!expectedSha256) return false;
    const hash = crypto.createHash('sha256');
-    const data = fs.readFileSync(zipPath);
-    hash.update(data);
-    const calculated = hash.digest('hex');
-    return calculated === String(expectedSha256).trim().toLowerCase();
+    const fd = fs.openSync(zipPath, 'r');
+    const buf = Buffer.alloc(1024 * 1024);
+    try {
+      let n;
+      while ((n = fs.readSync(fd, buf, 0, buf.length, null)) > 0) {
+        hash.update(buf.subarray(0, n));
+      }
+    } finally {
+      fs.closeSync(fd);
+    }
+    return hash.digest('hex') === String(expectedSha256).trim().toLowerCase();
  }

  verifyExtraction(root = this.appDataPath) {
@@ -194,8 +420,8 @@ class Patcher {
    }
  }

-  applyPatches(replacements) {
-    const targetDirs = ['frontend', 'player'];
+  applyPatches(replacements, only = null) {
+    const targetDirs = ['frontend', 'player'].filter((d) => !only || only.includes(d));
    for (const dirName of targetDirs) {
      const dirPath = path.join(this.appDataPath, dirName);
      if (!fs.existsSync(dirPath)) continue;
--- a/release.js
+++ b/release.js
@@ -2,6 +2,8 @@ const fs = require('fs');
 const path = require('path');
 const https = require('https');
 const { execSync } = require('child_process');
+const crypto = require('crypto');
+const UpdateClient = require('./update-client');

 const GITLAB_PROJECT_PATH = 'vyla-entertainment%2Fhome';
 const PROJECT_ID = process.env.CI_PROJECT_ID || GITLAB_PROJECT_PATH;
@@ -165,7 +167,7 @@ async function main() {
    console.log(`Building Vyla Home Release (${version})`);

    console.log('[1/4] Building update payload and manifest...');
-    execSync('node build-pipeline.js', { stdio: 'inherit' });
+    execSync('node build-pipeline.js', { stdio: 'inherit', env: { ...process.env, RELEASE_VERSION: version } });

    const payloadPath = path.join(__dirname, 'update-payload.zip');
    const manifestPath = path.join(__dirname, 'manifest.json');
@@ -217,12 +219,44 @@ async function main() {
        }
    }

+    if (installerPath && installerUploadName && process.platform === 'win32') {
+        const signingKey = process.env.VYLA_UPDATE_SIGNING_KEY;
+        if (!signingKey) {
+            throw new Error('VYLA_UPDATE_SIGNING_KEY is required to sign the installer entry.');
+        }
+        const installerBuf = fs.readFileSync(installerPath);
+        const signedManifest = JSON.parse(fs.readFileSync(manifestPath, 'utf8'));
+        signedManifest.installer = {
+            file: installerUploadName,
+            sha256: crypto.createHash('sha256').update(installerBuf).digest('hex'),
+            size: installerBuf.length,
+            version: version.replace(/^v/, '')
+        };
+        delete signedManifest.signature;
+        signedManifest.signature = crypto.sign(null, Buffer.from(UpdateClient.canonicalManifest(signedManifest)), signingKey.replace(/\\n/g, '\n')).toString('base64');
+        fs.writeFileSync(manifestPath, JSON.stringify(signedManifest, null, 2), 'utf8');
+    }
+
    console.log('[2/4] Uploading artifacts to GitLab Package Registry...');
    const timestamp = Date.now();

    console.log('Uploading update-payload.zip...');
    const payloadUrl = await uploadFileToGitLabPackage(payloadPath, 'vyla-home', version, `update-payload-${timestamp}.zip`);

+    const manifestData = JSON.parse(fs.readFileSync(manifestPath, 'utf8'));
+    for (const [name, c] of Object.entries(manifestData.components || {})) {
+        console.log(`Uploading ${c.file}...`);
+        c.url = await uploadFileToGitLabPackage(path.join(__dirname, 'release-assets', c.file), 'vyla-home', version, `${name}-${timestamp}.zip`);
+    }
+
+    const signingKeyPem = process.env.VYLA_UPDATE_SIGNING_KEY;
+    if (!signingKeyPem) {
+        throw new Error('VYLA_UPDATE_SIGNING_KEY is required to sign the update manifest.');
+    }
+    delete manifestData.signature;
+    manifestData.signature = crypto.sign(null, Buffer.from(UpdateClient.canonicalManifest(manifestData)), signingKeyPem.replace(/\\n/g, '\n')).toString('base64');
+    fs.writeFileSync(manifestPath, JSON.stringify(manifestData, null, 2), 'utf8');
+
    console.log('Uploading manifest.json...');
    const manifestUrl = await uploadFileToGitLabPackage(manifestPath, 'vyla-home', version, `manifest-${timestamp}.json`);

--- a/service-manager.js
+++ b/service-manager.js
@@ -54,6 +54,9 @@ class ServiceManager {

    const env = {
      ...process.env,
+      ...(process.platform === 'darwin'
+        ? { PATH: [process.env.PATH, '/opt/homebrew/bin', '/usr/local/bin', '/usr/bin', '/bin'].filter(Boolean).join(path.delimiter) }
+        : {}),
      PORT: (this.envConfig[name] && this.envConfig[name].PORT) || defaultPorts[name] || process.env.PORT || 3000,
      TOKEN_SECRET: tokenSecret,
      ...(this.envConfig[name] || {}),
--- a/sign-ui.js
+++ b/sign-ui.js
@@ -1,45 +0,0 @@
-const fs = require('fs');
-const path = require('path');
-const crypto = require('crypto');
-
-const roots = { frontend: process.argv[2], player: process.argv[3] };
-const outDir = path.join(__dirname, 'ui-updates');
-const filesDir = path.join(outDir, 'files');
-const keyPath = process.env.VYLA_UI_KEY || path.join(__dirname, 'ui-private.pem');
-
-fs.rmSync(outDir, { recursive: true, force: true });
-fs.mkdirSync(filesDir, { recursive: true });
-fs.writeFileSync(path.join(outDir, '.gitattributes'), '* -text\n');
-
-const files = [];
-const walk = (src, rel) => {
-    for (const name of fs.readdirSync(src)) {
-        if (name === 'node_modules' || name === '.git') continue;
-        const full = path.join(src, name);
-        const r = `${rel}/${name}`;
-        const st = fs.lstatSync(full);
-        if (st.isDirectory()) {
-            walk(full, r);
-        } else if (st.isFile()) {
-            const data = fs.readFileSync(full);
-            const dest = path.join(filesDir, ...r.split('/'));
-            fs.mkdirSync(path.dirname(dest), { recursive: true });
-            fs.writeFileSync(dest, data);
-            files.push({ path: r, sha256: crypto.createHash('sha256').update(data).digest('hex'), size: data.length });
-        }
-    }
-};
-
-for (const [root, src] of Object.entries(roots)) {
-    if (!src || !fs.existsSync(src)) {
-        console.error(`Missing source dir for ${root}`);
-        process.exit(1);
-    }
-    walk(path.resolve(src), root);
-}
-
-const raw = Buffer.from(JSON.stringify({ seq: Math.floor(Date.now() / 1000), files }));
-const sig = crypto.sign(null, raw, crypto.createPrivateKey(fs.readFileSync(keyPath)));
-fs.writeFileSync(path.join(outDir, 'files-manifest.json'), raw);
-fs.writeFileSync(path.join(outDir, 'files-manifest.sig'), sig.toString('base64'));
-console.log(`${files.length} files signed`);
--- a/source.png
+++ b/source.png
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -4073,8 +4073,9 @@ dependencies = [

 [[package]]
 name = "vyla-home"
-version = "1.1.49"
+version = "1.1.56"
 dependencies = [
+ "libc",
 "objc2 0.5.2",
 "serde",
 "serde_json",
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vyla-home"
-version = "1.1.49"
+version = "1.1.56"
 description = "Vyla Home Desktop App Launcher"
 edition = "2021"

@@ -17,6 +17,9 @@ window-vibrancy = "0.8"
 [target.'cfg(target_os = "macos")'.dependencies]
 objc2 = "0.5"

+[target.'cfg(unix)'.dependencies]
+libc = "0.2"
+
 [profile.release]
 opt-level = 3
 lto = true
@@ -27,4 +30,4 @@ panic = "abort"
 [profile.dev]
 opt-level = 0
 debug = true
-incremental = true
+incremental = true
--- a/src-tauri/Info.plist
+++ b/src-tauri/Info.plist
@@ -8,6 +8,8 @@
    <true/>
    <key>NSAllowsArbitraryLoads</key>
    <true/>
+    <key>NSAllowsArbitraryLoadsInWebContent</key>
+    <true/>
  </dict>
 </dict>
 </plist>
--- a/src-tauri/build.rs
+++ b/src-tauri/build.rs
@@ -2,6 +2,18 @@ fn main() {
    println!("cargo:rerun-if-changed=src/main.rs");
    println!("cargo:rerun-if-changed=tauri.conf.json");
    println!("cargo:rerun-if-changed=capabilities");
+    for f in [
+        "main.js",
+        "service-manager.js",
+        "file-updater.js",
+        "patcher.js",
+        "crypto-utils.js",
+        "credential-manager.js",
+        "update-client.js",
+    ] {
+        println!("cargo:rerun-if-changed=../{}", f);
+    }
+    println!("cargo:rerun-if-changed=../config");
    
    if std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default() == "windows" {
        if let (Ok(manifest_dir), Ok(out_dir)) = (std::env::var("CARGO_MANIFEST_DIR"), std::env::var("OUT_DIR")) {
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -44,6 +44,8 @@ static WINDOW_COUNTER: std::sync::atomic::AtomicUsize = std::sync::atomic::Atomi

 static READY_URL: Mutex<Option<String>> = Mutex::new(None);

+static APP_LOADED: std::sync::atomic::AtomicBool = std::sync::atomic::AtomicBool::new(false);
+
 fn js_log(app: &AppHandle, msg: &str) {
    debug_log(msg);
    if let Some(w) = app.get_webview_window("main") {
@@ -94,6 +96,17 @@ fn kill_child_process(child: &mut Child) {
            .creation_flags(CREATE_NO_WINDOW)
            .output();
    }
+    #[cfg(unix)]
+    {
+        let pgid = child.id() as i32;
+        unsafe {
+            libc::killpg(pgid, libc::SIGTERM);
+        }
+        std::thread::sleep(std::time::Duration::from_millis(400));
+        unsafe {
+            libc::killpg(pgid, libc::SIGKILL);
+        }
+    }
    let _ = child.kill();
    let _ = child.wait();
 }
@@ -580,7 +593,7 @@ fn open_new_window(app: AppHandle, url: String) -> Result<(), String> {

 fn handle_ready(w: &tauri::WebviewWindow, msg: &BackendMessage) {
    let url_str = match msg.data.get("url").and_then(|u| u.as_str()) {
-        Some(u) => u,
+        Some(u) => u.to_string(),
        None => return,
    };

@@ -592,19 +605,36 @@ fn handle_ready(w: &tauri::WebviewWindow, msg: &BackendMessage) {
    #[cfg(target_os = "macos")]
    {
        use objc2::msg_send;
-        use objc2::runtime::AnyObject;
-        debug_log("Attempting with_webview on ready event");
-        let result = w.with_webview(|webview| unsafe {
-            debug_log("Inside with_webview closure");
+        use objc2::runtime::{AnyObject, Sel};
+        use objc2::sel;
+        let _ = w.with_webview(|webview| unsafe {
            let wk_webview = webview.inner() as *mut AnyObject;
            let config: *mut AnyObject = msg_send![wk_webview, configuration];
-            let _: () = msg_send![config, setUpgradeKnownHostsToHTTPS: false];
-            debug_log("setUpgradeKnownHostsToHTTPS set to false");
+            let selector: Sel = sel!(setUpgradeKnownHostsToHTTPS:);
+            let supported: bool = msg_send![config, respondsToSelector: selector];
+            if supported {
+                let _: () = msg_send![config, setUpgradeKnownHostsToHTTPS: false];
+            }
        });
-        debug_log(&format!("with_webview result: {:?}", result));
    }

-    let _ = w.navigate(url_parsed);
+    APP_LOADED.store(false, std::sync::atomic::Ordering::SeqCst);
+    let _ = w.navigate(url_parsed.clone());
+
+    let watcher = w.clone();
+    std::thread::spawn(move || {
+        for attempt in 1..=8 {
+            std::thread::sleep(std::time::Duration::from_secs(4));
+            if APP_LOADED.load(std::sync::atomic::Ordering::SeqCst) {
+                return;
+            }
+            debug_log(&format!("App page not loaded yet, retry {}", attempt));
+            let target = serde_json::to_string(&url_str).unwrap_or_default();
+            let _ = watcher.eval(&format!("window.location.replace({});", target));
+            let _ = watcher.navigate(url_parsed.clone());
+        }
+        debug_log("App page never loaded after retries");
+    });
 }

 fn main() {
@@ -663,6 +693,9 @@ fn main() {
                .initialization_script("window.__VYLA_WINDOW_LABEL = 'main';")
                .on_page_load(move |wv, payload| {
                    if matches!(payload.event(), tauri::webview::PageLoadEvent::Finished) {
+                        if payload.url().host_str() == Some("127.0.0.1") {
+                            APP_LOADED.store(true, std::sync::atomic::Ordering::SeqCst);
+                        }
                        if payload.url().host_str() != Some("127.0.0.1") {
                            let known = READY_URL.lock().ok().and_then(|g| g.clone());
                            if let Some(u) = known {
@@ -726,6 +759,16 @@ fn main() {
                }
            };

+            #[cfg(unix)]
+            {
+                use std::os::unix::fs::PermissionsExt;
+                if let Ok(meta) = std::fs::metadata(&node_bin) {
+                    let mut perms = meta.permissions();
+                    perms.set_mode(0o755);
+                    let _ = std::fs::set_permissions(&node_bin, perms);
+                }
+            }
+
            let vyla_files_str = clean_path(&vyla_files);

            let mut cmd = Command::new(&node_bin);
@@ -733,6 +776,8 @@ fn main() {
                .current_dir(&root_dir)
                .env("APPDATA_PATH", &vyla_files_str)
                .env("NODE_EXE", &node_bin)
+                .env("VYLA_APP_VERSION", env!("CARGO_PKG_VERSION"))
+                .env("VYLA_DEV", if cfg!(debug_assertions) { "1" } else { "0" })
                .stdin(Stdio::piped())
                .stdout(Stdio::piped())
                .stderr(Stdio::piped());
@@ -744,6 +789,12 @@ fn main() {
                cmd.creation_flags(CREATE_NO_WINDOW);
            }

+            #[cfg(unix)]
+            {
+                use std::os::unix::process::CommandExt;
+                cmd.process_group(0);
+            }
+
            match cmd.spawn() {
                Ok(mut child) => {
                    debug_log(&format!(
@@ -796,6 +847,40 @@ fn main() {
                                };

                                match msg.event.as_str() {
+                                    "self-update" => {
+                                        let target = msg
+                                            .data
+                                            .get("path")
+                                            .and_then(|p| p.as_str())
+                                            .map(PathBuf::from);
+                                        if let Some(p) = target {
+                                            let name = p
+                                                .file_name()
+                                                .and_then(|n| n.to_str())
+                                                .unwrap_or("")
+                                                .to_string();
+                                            if name.starts_with("vyla-installer-")
+                                                && name.ends_with(".exe")
+                                                && p.exists()
+                                            {
+                                                let state: State<NodeServices> = w.state();
+                                                if let Ok(mut lock) = state.0.lock() {
+                                                    if let Some(mut child) = lock.take() {
+                                                        kill_child_process(&mut child);
+                                                    }
+                                                };
+                                                let mut installer = Command::new(&p);
+                                                installer.args(["/S", "/UPDATE"]);
+                                                #[cfg(windows)]
+                                                {
+                                                    use std::os::windows::process::CommandExt;
+                                                    installer.creation_flags(0x00000008 | 0x00000200);
+                                                }
+                                                let _ = installer.spawn();
+                                                w.app_handle().exit(0);
+                                            }
+                                        }
+                                    }
                                    "ready" => {
                                        if let Some(u) = msg.data.get("url").and_then(|u| u.as_str()) {
                                            if let Ok(mut g) = READY_URL.lock() {
@@ -842,6 +927,16 @@ fn main() {
                }
            }
        })
-        .run(tauri::generate_context!())
-        .expect("error while running tauri application");
+        .build(tauri::generate_context!())
+        .expect("error while building tauri application")
+        .run(|app, event| {
+            if let tauri::RunEvent::Exit = event {
+                let state: State<NodeServices> = app.state();
+                if let Ok(mut lock) = state.0.lock() {
+                    if let Some(mut child) = lock.take() {
+                        kill_child_process(&mut child);
+                    }
+                };
+            }
+        });
 }
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -1,7 +1,7 @@
 {
    "$schema": "https://schema.tauri.app/config/2",
    "productName": "Vyla Home",
-    "version": "1.1.49",
+    "version": "1.1.56",
    "identifier": "com.vyla.home",
    "build": {
        "frontendDist": "../ui"
@@ -45,4 +45,4 @@
            "../node_modules/**/*"
        ]
    }
-}
+}
--- a/ui/index.html
+++ b/ui/index.html
@@ -85,7 +85,6 @@
            height: 70px;
            object-fit: contain;
            margin-bottom: 22px;
-            filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.35));
            user-select: none;
            -webkit-user-drag: none;
        }
@@ -101,7 +100,6 @@
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
-            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
        }

        .status-char {
@@ -162,160 +160,16 @@
            height: 100%;
            width: 0%;
            background: rgba(255, 255, 255, 0.95);
-            box-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
            border-radius: 9999px;
            transition: width 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
        }

-        .button-group {
-            display: flex;
-            gap: 12px;
-            width: 100%;
-            justify-content: center;
-            margin-top: 6px;
-        }
-
-        .btn-apple {
-            position: relative;
-            overflow: hidden;
-            height: 44px;
-            min-width: 124px;
-            padding: 0 24px;
-            font-size: 14px;
-            font-weight: 600;
-            letter-spacing: -0.01em;
-            white-space: nowrap;
-            border-radius: 9999px;
-            border: none;
-            color: #ffffff;
-            background: rgba(255, 255, 255, 0.08);
-            text-shadow: 0 1px 8px rgba(0, 0, 0, 0.25);
-            cursor: pointer;
-            transition: translate 0.2s cubic-bezier(0.16, 1, 0.3, 1), scale 0.2s cubic-bezier(0.16, 1, 0.3, 1);
-            outline: none;
-            display: flex;
-            align-items: center;
-            justify-content: center;
-        }
-
-        .btn-apple:active {
-            scale: 0.97;
-        }
-
-        .glass-filter {
-            position: absolute;
-            inset: 0;
-            width: 100%;
-            height: 100%;
-            pointer-events: none;
-            opacity: 0;
-            z-index: -1;
-        }
-
-        .btn-apple.glass-svg {
-            background: hsl(0 0% 100% / var(--glass-frost, 0));
-            backdrop-filter: var(--filter-id) saturate(var(--glass-saturation, 1));
-        }
-
-        .btn-apple.glass-frost {
-            background: transparent;
-            backdrop-filter: blur(20px) saturate(1.8);
-            -webkit-backdrop-filter: blur(20px) saturate(1.8);
-        }
-
-        .btn-primary.glass-svg {
-            background: hsl(0 0% 100% / calc(var(--glass-frost, 0) + 0.14));
-        }
-
-        .btn-primary.glass-frost {
-            background: rgba(255, 255, 255, 0.24);
-        }
-
-        .files-panel {
-            width: 100%;
-            flex-direction: column;
-            gap: 14px;
-            margin-bottom: 8px;
-        }
-
-        .files-list {
-            max-height: 170px;
-            overflow-y: auto;
-            text-align: left;
-            background: rgba(255, 255, 255, 0.06);
-            border: 1px solid rgba(255, 255, 255, 0.1);
-            backdrop-filter: blur(20px) saturate(1.5);
-            -webkit-backdrop-filter: blur(20px) saturate(1.5);
-            border-radius: 18px;
-            padding: 8px 14px;
-        }
-
-        .file-row {
-            display: flex;
-            align-items: center;
-            gap: 8px;
-            padding: 4px 0;
-            font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
-            font-size: 11px;
-            color: rgba(255, 255, 255, 0.85);
-            cursor: pointer;
-        }
-
-        .file-row input[type="checkbox"] {
-            appearance: none;
-            -webkit-appearance: none;
-            flex-shrink: 0;
-            width: 16px;
-            height: 16px;
-            margin: 0;
-            border-radius: 5px;
-            border: 1px solid rgba(255, 255, 255, 0.35);
-            background-color: rgba(255, 255, 255, 0.08);
-            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-7' fill='none' stroke='%23111' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
-            background-repeat: no-repeat;
-            background-position: center;
-            background-size: 0 0;
-            cursor: pointer;
-            outline: none;
-            transition: background-color 0.18s ease, border-color 0.18s ease, background-size 0.18s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.18s ease;
-        }
-
-        .file-row:hover input[type="checkbox"] {
-            background-color: rgba(255, 255, 255, 0.16);
-        }
-
-        .file-row input[type="checkbox"]:checked {
-            background-color: rgba(255, 255, 255, 0.95);
-            border-color: transparent;
-            background-size: 11px 11px;
-        }
-
-        .file-row input[type="checkbox"]:active {
-            transform: scale(0.92);
-        }
-
-        .file-name {
-            flex: 1;
-            overflow: hidden;
-            text-overflow: ellipsis;
-            white-space: nowrap;
-        }
-
-        .file-tag {
-            font-size: 10px;
-            padding: 1px 8px;
-            border-radius: 9999px;
-            background: rgba(255, 255, 255, 0.25);
-            color: #ffffff;
-        }
-
        #debug-log-box {
            display: none;
            width: 100%;
            max-height: 150px;
            overflow-y: auto;
            background: rgba(255, 59, 48, 0.18);
-            border: 1px solid rgba(255, 59, 48, 0.35);
            border-radius: 10px;
            padding: 12px;
            font-family: ui-monospace, SFMono-Regular, monospace;
@@ -327,6 +181,20 @@
            margin-bottom: 16px;
            user-select: text;
        }
+
+        .notice-line {
+            display: none;
+            max-width: 100%;
+            margin-bottom: 14px;
+            padding: 8px 12px;
+            border-radius: 10px;
+            background: rgba(255, 204, 102, 0.14);
+            color: #ffd98a;
+            font-size: 12px;
+            font-weight: 500;
+            text-align: center;
+            word-break: break-word;
+        }
    </style>
 </head>

@@ -337,30 +205,15 @@

    <div class="loader-container">
        <div class="loader-card">
-            <img class="app-icon" src="https://gitlab.com/vyla-entertainment/home/-/raw/main/build/white_favicon.png"
-                alt="Vyla" draggable="false">
+            <img class="app-icon" src="/white_favicon.png" alt="Vyla" draggable="false">
            <div class="status-text" id="status-message">Starting runtime engine...</div>
+            <div class="notice-line" id="notice-line"></div>
            <div id="debug-log-box"></div>
            <div class="file-line" id="file-line"></div>
            <div class="progress-track" id="progress-track" style="display: none;">
                <div class="progress-fill" id="progress-fill"></div>
            </div>

-            <div class="files-panel" id="files-panel" style="display: none;">
-                <div class="files-list" id="files-list"></div>
-                <div class="button-group">
-                    <button class="btn-apple btn-primary" id="btn-files-apply">Apply Selected</button>
-                    <button class="btn-apple btn-secondary" id="btn-files-skip">Skip</button>
-                </div>
-            </div>
-            <div class="button-group" id="sdk-actions" style="display: none;">
-                <button class="btn-apple btn-primary" id="btn-sdk-yes">Update SDK</button>
-                <button class="btn-apple btn-secondary" id="btn-sdk-no">Skip</button>
-            </div>
-            <div class="button-group" id="update-actions" style="display: none;">
-                <button class="btn-apple btn-primary" id="btn-update-yes">Update Now</button>
-                <button class="btn-apple btn-secondary" id="btn-update-no">Skip</button>
-            </div>
        </div>
    </div>

@@ -1008,18 +861,7 @@ void main() {
        const progressTrack = document.getElementById("progress-track");
        const progressFill = document.getElementById("progress-fill");
        const fileLine = document.getElementById("file-line");
-        const actionsEl = document.getElementById("update-actions");
-        const btnYes = document.getElementById("btn-update-yes");
-        const btnNo = document.getElementById("btn-update-no");
        const debugBox = document.getElementById("debug-log-box");
-        const filesPanel = document.getElementById("files-panel");
-        const filesList = document.getElementById("files-list");
-        const sdkActions = document.getElementById("sdk-actions");
-        const btnFilesApply = document.getElementById("btn-files-apply");
-        const btnFilesSkip = document.getElementById("btn-files-skip");
-        const btnSdkYes = document.getElementById("btn-sdk-yes");
-        const btnSdkNo = document.getElementById("btn-sdk-no");
-        let pendingToken = null;

        function setStatus(text, color = "rgba(255, 255, 255, 0.95)") {
            if (!statusEl) return;
@@ -1036,8 +878,14 @@ void main() {
        }

        function setProgress(pct) {
-            if (progressTrack) progressTrack.style.display = "block";
-            if (progressFill) progressFill.style.width = Math.min(100, Math.max(0, pct)) + "%";
+            if (!progressTrack) return;
+            if (pct > 0) {
+                progressTrack.style.display = "block";
+                if (progressFill) progressFill.style.width = Math.min(100, Math.max(0, pct)) + "%";
+            } else {
+                progressTrack.style.display = "none";
+                if (progressFill) progressFill.style.width = "0%";
+            }
        }

        function showDebug(msg) {
@@ -1060,6 +908,19 @@ void main() {
                if (data && data.message) setStatus(data.message);
            });

+            eventApi.listen("notice", (e) => {
+                const data = e.payload || e;
+                const el = document.getElementById("notice-line");
+                if (!el) return;
+                if (data && data.message) {
+                    el.textContent = data.message;
+                    el.style.display = "block";
+                } else {
+                    el.textContent = "";
+                    el.style.display = "none";
+                }
+            });
+
            eventApi.listen("download-progress", (e) => {
                const data = e.payload || e;
                if (data && typeof data.percent === "number") {
@@ -1078,56 +939,10 @@ void main() {
                }
            });

-            eventApi.listen("update-available", (e) => {
-                const data = e.payload || e;
-                if (data && data.latest) {
-                    if (progressTrack) progressTrack.style.display = "none";
-                    setStatus(`Update Available: ${data.latest}`);
-                    if (actionsEl) actionsEl.style.display = "flex";
-                }
-            });
-
-            eventApi.listen("files-available", (e) => {
-                const data = e.payload || e;
-                if (!data || !Array.isArray(data.files)) return;
-                pendingToken = data.token;
-                if (progressTrack) progressTrack.style.display = "none";
-                filesList.innerHTML = "";
-                data.files.forEach((f) => {
-                    const row = document.createElement("label");
-                    row.className = "file-row";
-                    const cb = document.createElement("input");
-                    cb.type = "checkbox";
-                    cb.checked = true;
-                    cb.value = f.path;
-                    const name = document.createElement("span");
-                    name.className = "file-name";
-                    name.textContent = f.path;
-                    name.title = f.path;
-                    const tag = document.createElement("span");
-                    tag.className = "file-tag";
-                    tag.textContent = f.status;
-                    row.append(cb, name, tag);
-                    filesList.appendChild(row);
-                });
-                setStatus(`${data.files.length} file update${data.files.length === 1 ? "" : "s"} found`);
-                filesPanel.style.display = "flex";
-            });
-
-            eventApi.listen("sdk-available", (e) => {
-                const data = e.payload || e;
-                if (!data || !data.latest) return;
-                pendingToken = data.token;
-                if (progressTrack) progressTrack.style.display = "none";
-                setStatus(`SDK update: ${data.current} → ${data.latest}`);
-                sdkActions.style.display = "flex";
-            });
-
            eventApi.listen("ready", (e) => {
                const data = e.payload || e;
                if (data && data.url) {
                    if (progressTrack) progressTrack.style.display = "none";
-                    if (actionsEl) actionsEl.style.display = "none";
                    if (fileLine) fileLine.textContent = "";
                    setStatus("Launching...");
                }
@@ -1142,154 +957,8 @@ void main() {
            });
        }

-        function answerPrompt(accept, files) {
-            return fetch("http://127.0.0.1:4891/prompt/answer", {
-                method: "POST",
-                headers: { "Content-Type": "application/json" },
-                body: JSON.stringify({ token: pendingToken, accept, files })
-            }).catch((err) => {
-                setStatus("Failed to reach update service", "#ff6b6b");
-                showDebug(err.message);
-            });
-        }
-
-        btnFilesApply.addEventListener("click", () => {
-            const picked = Array.from(filesList.querySelectorAll("input:checked")).map((i) => i.value);
-            filesPanel.style.display = "none";
-            setStatus("Applying file updates...");
-            answerPrompt(picked.length > 0, picked);
-        });
-
-        btnFilesSkip.addEventListener("click", () => {
-            filesPanel.style.display = "none";
-            setStatus("Skipping file updates...");
-            answerPrompt(false, []);
-        });
-
-        btnSdkYes.addEventListener("click", () => {
-            sdkActions.style.display = "none";
-            setStatus("Updating SDK...");
-            answerPrompt(true, []);
-        });
-
-        btnSdkNo.addEventListener("click", () => {
-            sdkActions.style.display = "none";
-            setStatus("Skipping SDK update...");
-            answerPrompt(false, []);
-        });
-
-        btnYes.addEventListener("click", () => {
-            if (actionsEl) actionsEl.style.display = "none";
-            setStatus("Starting update installation...");
-            fetch("http://127.0.0.1:4891/update/yes", { method: "POST" }).catch((err) => {
-                setStatus("Failed to reach update service", "#ff6b6b");
-                showDebug(err.message);
-            });
-        });
-
-        btnNo.addEventListener("click", () => {
-            if (actionsEl) actionsEl.style.display = "none";
-            setStatus("Skipping update. Starting services...");
-            fetch("http://127.0.0.1:4891/update/no", { method: "POST" }).catch(() => { });
-        });
-
-        function applyGlassSurface(el, cfg) {
-            const c = Object.assign({
-                borderRadius: 38,
-                borderWidth: 0.07,
-                brightness: 50,
-                opacity: 0.93,
-                blur: 11,
-                displace: 0,
-                backgroundOpacity: 0,
-                saturation: 1,
-                distortionScale: -180,
-                redOffset: 0,
-                greenOffset: 10,
-                blueOffset: 20,
-                mixBlendMode: 'difference'
-            }, cfg);
-            const id = 'glass-' + Math.random().toString(36).slice(2, 9);
-            const ua = navigator.userAgent;
-            const blocked = (/Safari/.test(ua) && !/Chrome/.test(ua)) || /Firefox/.test(ua);
-            const probe = document.createElement('div');
-            probe.style.backdropFilter = 'url(#' + id + ')';
-            const supported = !blocked && probe.style.backdropFilter !== '';
-
-            el.style.setProperty('--glass-frost', c.backgroundOpacity);
-            el.style.setProperty('--glass-saturation', c.saturation);
-
-            if (!supported) {
-                el.classList.add('glass-frost');
-                return;
-            }
-
-            const channel = (name, offset, matrix) =>
-                '<feDisplacementMap in="SourceGraphic" in2="map" scale="' + (c.distortionScale + offset) +
-                '" xChannelSelector="R" yChannelSelector="G" result="d' + name + '"/>' +
-                '<feColorMatrix in="d' + name + '" type="matrix" values="' + matrix + '" result="' + name + '"/>';
-
-            const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
-            svg.setAttribute('class', 'glass-filter');
-            svg.setAttribute('aria-hidden', 'true');
-            svg.innerHTML =
-                '<defs><filter id="' + id + '" color-interpolation-filters="sRGB" x="0%" y="0%" width="100%" height="100%">' +
-                '<feImage x="0" y="0" width="100%" height="100%" preserveAspectRatio="none" result="map"/>' +
-                channel('r', c.redOffset, '1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0') +
-                channel('g', c.greenOffset, '0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0') +
-                channel('b', c.blueOffset, '0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0') +
-                '<feBlend in="r" in2="g" mode="screen" result="rg"/>' +
-                '<feBlend in="rg" in2="b" mode="screen" result="out"/>' +
-                '<feGaussianBlur in="out" stdDeviation="' + c.displace + '"/>' +
-                '</filter></defs>';
-
-            const image = svg.querySelector('feImage');
-            const redId = id + '-r';
-            const blueId = id + '-b';
-            const softId = id + '-s';
-
-            const buildMap = () => {
-                const rect = el.getBoundingClientRect();
-                const w = Math.round(rect.width) || 120;
-                const h = Math.round(rect.height) || 44;
-                const edge = Math.min(w, h) * c.borderWidth * 0.5;
-                const map =
-                    '<svg width="' + w + '" height="' + h + '" viewBox="0 0 ' + w + ' ' + h + '" xmlns="http://www.w3.org/2000/svg">' +
-                    '<defs>' +
-                    '<linearGradient id="' + redId + '" x1="100%" y1="0%" x2="0%" y2="0%"><stop offset="0%" stop-color="#0000"/><stop offset="100%" stop-color="red"/></linearGradient>' +
-                    '<linearGradient id="' + blueId + '" x1="0%" y1="0%" x2="0%" y2="100%"><stop offset="0%" stop-color="#0000"/><stop offset="100%" stop-color="blue"/></linearGradient>' +
-                    '<filter id="' + softId + '" filterUnits="userSpaceOnUse" x="0" y="0" width="' + w + '" height="' + h + '" color-interpolation-filters="sRGB"><feGaussianBlur stdDeviation="' + c.blur + '"/></filter>' +
-                    '</defs>' +
-                    '<rect x="0" y="0" width="' + w + '" height="' + h + '" fill="black"/>' +
-                    '<rect x="0" y="0" width="' + w + '" height="' + h + '" rx="' + c.borderRadius + '" fill="url(#' + redId + ')"/>' +
-                    '<rect x="0" y="0" width="' + w + '" height="' + h + '" rx="' + c.borderRadius + '" fill="url(#' + blueId + ')" style="mix-blend-mode:' + c.mixBlendMode + '"/>' +
-                    '<rect x="' + edge + '" y="' + edge + '" width="' + (w - edge * 2) + '" height="' + (h - edge * 2) + '" rx="' + c.borderRadius + '" fill="hsl(0 0% ' + c.brightness + '% / ' + c.opacity + ')" filter="url(#' + softId + ')"/>' +
-                    '</svg>';
-                image.setAttribute('href', 'data:image/svg+xml,' + encodeURIComponent(map));
-            };
-
-            el.appendChild(svg);
-            el.style.setProperty('--filter-id', 'url(#' + id + ')');
-            el.classList.add('glass-svg');
-            buildMap();
-            new ResizeObserver(buildMap).observe(el);
-        }
-
        window.addEventListener('DOMContentLoaded', () => {
-            const glassConfig = {
-                borderRadius: 50,
-                distortionScale: -180,
-                displace: 0.5,
-                backgroundOpacity: 0.1
-            };
            initTauriEvents();
-            document.querySelectorAll('.btn-apple').forEach((el) => {
-                try {
-                    applyGlassSurface(el, glassConfig);
-                } catch (e) {
-                    el.classList.add('glass-frost');
-                }
-            });
            try { initGradientAscii(); } catch (e) { }
        });
    </script>
--- a/build/white_favicon.png
+++ b/build/white_favicon.png
--- a/update-client.js
+++ b/update-client.js
@@ -1,5 +1,14 @@
 const https = require('https');
 const fs = require('fs');
+const path = require('path');
+const crypto = require('crypto');
+
+const UPDATE_PUBLIC_KEY = `-----BEGIN PUBLIC KEY-----
+MCowBQYDK2VwAyEAKIuPPzTCGdTksi7hp+V4urau6mMQt2XhNlEfRVbjNZ4=
+-----END PUBLIC KEY-----`;
+const MIN_CHECK_INTERVAL_MS = 15 * 60 * 1000;
+const MAX_RETRY_AFTER_MS = 120000;
+const MAX_BACKOFF_MS = 6 * 60 * 60 * 1000;

 const GITLAB_GROUP = 'vyla-entertainment';
 const GITLAB_REPO = 'home';
@@ -25,25 +34,86 @@ function isAllowedHost(url) {
  }
 }

+function normalizeTag(v) {
+  return String(v || '').replace(/^v/, '').trim();
+}
+
+function canonicalManifest(manifest) {
+  const parts = Object.keys(manifest.components || {}).sort().map((name) => {
+    const c = manifest.components[name];
+    return `${name}:${c.file}:${c.sha256}:${c.id}:${c.size}`;
+  });
+  const lines = ['vyla-manifest-v2', normalizeTag(manifest.version), manifest.sha256, ...parts];
+  if (manifest.installer) {
+    const i = manifest.installer;
+    lines.push(`installer:${i.file}:${i.sha256}:${i.size}:${normalizeTag(i.version)}`);
+  }
+  return lines.join('\n');
+}
+
+function verifyManifest(manifest) {
+  if (!manifest || typeof manifest.signature !== 'string' || !manifest.components) return false;
+  try {
+    return crypto.verify(null, Buffer.from(canonicalManifest(manifest)), UPDATE_PUBLIC_KEY, Buffer.from(manifest.signature, 'base64'));
+  } catch (e) {
+    return false;
+  }
+}
+
 class UpdateClient {
  constructor(appDataPath, token = null) {
    this.appDataPath = appDataPath;
    this.token = token || process.env.GITLAB_TOKEN || process.env.VYLA_GITLAB_TOKEN || null;
  }

-  fetchJson(url) {
+  cachePath() {
+    return path.join(this.appDataPath, 'update-cache.json');
+  }
+
+  readCache() {
+    try {
+      return JSON.parse(fs.readFileSync(this.cachePath(), 'utf8'));
+    } catch (e) {
+      return {};
+    }
+  }
+
+  writeCache(patch) {
+    try {
+      fs.mkdirSync(this.appDataPath, { recursive: true });
+      fs.writeFileSync(this.cachePath(), JSON.stringify({ ...this.readCache(), ...patch }), 'utf8');
+    } catch (e) { }
+  }
+
+  recordFailure() {
+    const failures = (this.readCache().failures || 0) + 1;
+    const delay = Math.min(5 * 60 * 1000 * 2 ** (failures - 1), MAX_BACKOFF_MS);
+    this.writeCache({ failures, blockedUntil: Date.now() + delay });
+  }
+
+  recordSuccess() {
+    this.writeCache({ failures: 0, blockedUntil: 0 });
+  }
+
+  cacheUsable(release) {
+    return !!release && !!release.components && verifyManifest(release.manifest);
+  }
+
+  fetchJson(url, etag = null, attempt = 0) {
    return new Promise((resolve, reject) => {
      const urlObj = new URL(url);
      const headers = {
        'User-Agent': 'VylaHome-Client',
        'Accept': 'application/json',
-        'Cache-Control': 'no-cache',
-        'Pragma': 'no-cache'
+        'Cache-Control': 'no-cache'
      };

      if (this.token) {
        headers['PRIVATE-TOKEN'] = this.token;
      }
+      if (etag) {
+        headers['If-None-Match'] = etag;
+      }

      const requestOptions = {
        hostname: urlObj.hostname,
@@ -58,12 +128,23 @@ class UpdateClient {
        let data = '';
        res.on('data', (chunk) => { data += chunk; });
        res.on('end', () => {
+          if (res.statusCode === 304) {
+            resolve({ notModified: true, etag });
+            return;
+          }
+          if ((res.statusCode === 429 || res.statusCode >= 500) && attempt < 3) {
+            const retryAfter = parseInt(res.headers['retry-after'], 10);
+            const base = Number.isFinite(retryAfter) ? retryAfter * 1000 : 1000 * 2 ** attempt;
+            const wait = Math.min(base, MAX_RETRY_AFTER_MS) + Math.floor(Math.random() * 1000);
+            setTimeout(() => this.fetchJson(url, etag, attempt + 1).then(resolve, reject), wait);
+            return;
+          }
          if (res.statusCode !== 200) {
            reject(new Error(`HTTP ${res.statusCode}: ${res.statusMessage}`));
            return;
          }
          try {
-            resolve(JSON.parse(data));
+            resolve({ data: JSON.parse(data), etag: res.headers.etag || null });
          } catch (e) {
            reject(new Error('Invalid JSON response'));
          }
@@ -120,7 +201,13 @@ class UpdateClient {
          }

          if (res.statusCode !== 200) {
-            reject(new Error(`HTTP ${res.statusCode}: ${res.statusMessage}`));
+            res.resume();
+            const err = new Error(`HTTP ${res.statusCode}: ${res.statusMessage}`);
+            const retryAfter = parseInt(res.headers['retry-after'], 10);
+            if (Number.isFinite(retryAfter)) {
+              err.retryAfterMs = Math.min(retryAfter * 1000, MAX_RETRY_AFTER_MS);
+            }
+            reject(err);
            return;
          }

@@ -236,12 +323,32 @@ class UpdateClient {
    });
  }

-  async checkForUpdates() {
-    const query = `?per_page=20&order_by=released_at&sort=desc&cb=${Date.now()}`;
-    const releases = await this.fetchJson(RELEASES_API + query);
-    if (!releases || releases.length === 0) {
+  async checkForUpdates(force = false) {
+    const cache = this.readCache();
+    const now = Date.now();
+
+    if (!force && cache.blockedUntil && now < cache.blockedUntil) {
      return null;
    }
+    if (!force && cache.checkedAt && now - cache.checkedAt < MIN_CHECK_INTERVAL_MS && this.cacheUsable(cache.release)) {
+      return cache.release;
+    }
+
+    const listUrl = `${RELEASES_API}?per_page=20&order_by=released_at&sort=desc`;
+    let result = await this.fetchJson(listUrl, force ? null : cache.etag);
+    if (result.notModified) {
+      if (this.cacheUsable(cache.release)) {
+        this.writeCache({ checkedAt: now });
+        return cache.release;
+      }
+      result = await this.fetchJson(listUrl, null);
+    }
+
+    const releases = result.data;
+    if (!Array.isArray(releases) || releases.length === 0) {
+      return null;
+    }
+
    const verParts = (v) => String(v || '').replace(/^v/, '').split(/[.\-+]/).map((n) => parseInt(n, 10) || 0);
    const cmp = (a, b) => {
      const x = verParts(a);
@@ -252,25 +359,59 @@ class UpdateClient {
      return 0;
    };
    const release = releases.slice().sort((a, b) => cmp(b.tag_name, a.tag_name))[0];
+    const links = release.assets && release.assets.links ? release.assets.links : [];
+    const manifestAsset = links.find((a) => a.name === 'manifest.json');

-    const payloadAsset = (release.assets && release.assets.links ? release.assets.links : []).find(a => a.name === 'update-payload.zip');
-    const manifestAsset = (release.assets && release.assets.links ? release.assets.links : []).find(a => a.name === 'manifest.json');
-
-    if (!payloadAsset) {
-      return null;
+    if (!manifestAsset) {
+      throw new Error(`Release ${release.tag_name} has no manifest.json.`);
    }

-    let sha256 = null;
-    if (manifestAsset) {
-      const manifest = await this.fetchAssetJson(manifestAsset.url);
-      sha256 = manifest.sha256 || null;
+    const manifest = await this.fetchAssetJson(manifestAsset.url);
+    if (!manifest.components) {
+      throw new Error(`Release ${release.tag_name} has no signed component manifest.`);
+    }
+    if (!verifyManifest(manifest)) {
+      throw new Error('Update manifest signature is invalid.');
+    }
+    if (normalizeTag(manifest.version) !== normalizeTag(release.tag_name)) {
+      throw new Error('Update manifest version does not match the release tag.');
    }

-    return {
+    const components = {};
+    for (const [name, c] of Object.entries(manifest.components)) {
+      const link = links.find((a) => a.name === c.file);
+      const direct = typeof c.url === 'string' &&
+        c.url.startsWith('https://gitlab.com/api/v4/projects/') &&
+        c.url.includes('/packages/generic/vyla-home/');
+      const url = direct ? c.url : (link && link.url);
+      if (!url) {
+        throw new Error(`Release is missing asset ${c.file}.`);
+      }
+      components[name] = { url, sha256: c.sha256, id: c.id, size: c.size };
+    }
+
+    let installer = null;
+    if (manifest.installer) {
+      const installerLink = links.find((a) => a.name === manifest.installer.file);
+      if (installerLink) {
+        installer = {
+          url: installerLink.url,
+          sha256: manifest.installer.sha256,
+          size: manifest.installer.size,
+          version: manifest.installer.version
+        };
+      }
+    }
+
+    const out = {
      version: release.tag_name,
-      url: payloadAsset.url,
-      sha256
+      sha256: manifest.sha256 || null,
+      manifest,
+      components,
+      installer
    };
+    this.writeCache({ checkedAt: now, etag: result.etag || null, release: out });
+    return out;
  }

  async downloadUpdate(release, destPath, onProgress) {
@@ -279,4 +420,7 @@ class UpdateClient {
  }
 }

+UpdateClient.canonicalManifest = canonicalManifest;
+UpdateClient.verifyManifest = verifyManifest;
+
 module.exports = UpdateClient;
Author	SHA1	Message	Date
mesmerize	8a333d6770	potentially fixed mac support	2026-11-04 21:19:30 -08:00
mesmerize	9c4d250640	updated	2026-11-01 14:16:41 -08:00
mesmerize	03ed2f0e53	fixed lock file	2026-11-01 14:16:04 -08:00
mesmerize	47c97fdf21	refactor: move component archives to GitLab Package Registry and keep release assets minimal	2026-10-30 23:00:25 -07:00
mesmerize	e7204589a4	v1.1.54	2026-10-30 22:58:34 -07:00
mesmerize	3e2dbd312e	feat: add signed Windows launcher self-updates with SHA-256 verification	2026-10-30 22:50:07 -07:00
mesmerize	79dd5e7465	Signed per-component updater, release 1.1.55	2026-10-30 22:38:38 -07:00
mesmerize	0c6a9d1e5b	v1.1.54	2026-10-30 20:13:21 -07:00
mesmerize	609891f478	updated debug	2026-10-30 20:02:41 -07:00
mesmerize	b201510b5a	v1.1.53	2026-10-30 19:37:14 -07:00
mesmerize	acd46d665b	fixed image issue	2026-10-30 19:23:15 -07:00
mesmerize	f07c0ea0fd	v1.1.52	2026-10-30 19:08:41 -07:00
mesmerize	aaa0df5f17	fixed an extreme ammount of issues	2026-10-30 19:01:30 -07:00
mesmerize	08950e101f	v1.1.51	2026-10-30 17:43:06 -07:00
mesmerize	f8aa86eecf	fixed UI issue	2026-10-30 17:36:45 -07:00
mesmerize	587d70c46a	v1.1.50	2026-10-29 22:28:46 -07:00