ui: PWA support (#23871)

* feat: Add basic PWA support and service worker for offline caching * feat: Vite PWA implementation WIP * feat: Improve PWA icons generation * feat: Add PWA workbox to server routes * feat: Include `version.json` in static assets * feat: Add HTTP cache headers for PWA static assets * feat: Update app name for `apple-mobile-web-app-title` * feat: Implement PWA versioning and automatic update detection * chore: Update `.gitignore` files * feat: Splash Screens * feat: Add dark mode favicon support * refactor: Cleanup * fix: Use dark logo for dark splash screens * refactor: Simplify favicons SVG code * fix: Adjust caching and polling for reliable service worker updates * fix: Add missing favicon entry * fix: Align PWA service worker configuration with SvelteKit build structure * fix: Replace hashed bundle paths with versioned static paths * test: Add PWA tests * ci: Add build output for unit tests * refactor: Cleanup * fix: Server build & release versioning * chore: Update package-lock.json * chore: Increase PWA cache size * chore: Update packages * feat: Update favicons * refactor: Post-merge fix * feat: support explicit build version for PWA cache busting * fix: CI * feat: Improve PWA Refresh Alert UI * feat: Add toggleable build version display * refactor: Cleanup * feat: Add version mismatch detection and manual app reload * refactor: replace dynamic imports with static * refactor: Cleanup * feat: Add safe space for `pwa-<size>.png` rendered icons * fix: use relative paths for PWA assets to support base path deployment * feat: add PWA mode detection via URL query parameter * feat: Use ?cache=true for SW-cached PWA assets * refactor: Build process cleanup * refactor: Decouple PWA versioning and remove ?cache=true workaround * chore: Update README logo * feat: Include PWA Assets generation in build script * refactor: `usePwa` hook for core layout * fix: Relativize base vite plugin * fix: remove unnecessary backslash escapes in test regexes * test: update static asset paths for API Key test * refactor: Move SvelteKit PWA Options config to constants * ui: fix update notification never appearing Keep the PWA hook object intact instead of destructuring needRefreshByStorage, which freezes the reactive getter. Also exclude loading.html from PWA precache to prevent 404 errors and broken SW installation.
2026-06-12 15:53:26 +02:00
parent 02182fc5b9
commit f7ca93d12c
54 changed files with 8855 additions and 1467 deletions
@@ -0,0 +1,42 @@
+/**
+ * buildInfoStore - llama.cpp build information
+ *
+ * Reads the build version from `build.json` — embedded at llama.cpp build time
+ * with the llama.cpp build number (LLAMA_BUILD_NUMBER). Shown in the UI when
+ * `showBuildVersion` is enabled.
+ *
+ * In dev mode (via `npm run dev`), falls back to `import.meta.env.DEV`'s truthy
+ * value since the artifact is not produced.
+ */
+
+import { browser } from '$app/environment';
+import { base } from '$app/paths';
+
+let build = $state<string>('');
+
+async function loadBuild() {
+	if (!browser) return;
+
+	if (import.meta.env.DEV) {
+		build = 'dev';
+		return;
+	}
+
+	try {
+		const res = await fetch(`${base}/build.json`, { cache: 'no-store' });
+		if (res.ok) {
+			const data = await res.json();
+			build = data.version ?? '';
+		}
+	} catch {
+		// build.json missing or unreachable - leave as empty string
+	}
+}
+
+loadBuild();
+
+export const buildInfoStore = {
+	get value(): string {
+		return build;
+	}
+};
@@ -489,7 +489,7 @@ class MCPStore {
 			if (!rootDomain) return null;

 			const origin = `${url.protocol}//${rootDomain}`;
-			const candidates = ['favicon.ico', 'favicon.svg', 'favicon.png'];
+			const candidates = ['favicon.ico', 'favicon.png'];

 			for (const path of candidates) {
 				const faviconUrl = `${origin}/${path}`;
@@ -0,0 +1,14 @@
+import { browser } from '$app/environment';
+import { MEDIA_QUERIES } from '$lib/constants';
+
+export const theme = $state({
+	isSystemDark: browser && window.matchMedia(MEDIA_QUERIES.PREFERS_DARK).matches
+});
+
+if (browser) {
+	const mql = window.matchMedia(MEDIA_QUERIES.PREFERS_DARK);
+
+	mql.addEventListener('change', (e) => {
+		theme.isSystemDark = e.matches;
+	});
+}
@@ -0,0 +1,41 @@
+/**
+ * versionStore - Frontend build version
+ *
+ * Reads from SvelteKit's `_app/version.json` — generated by the @vite-pwa/sveltekit
+ * plugin. The version string changes on every build, so comparing it against
+ * localStorage reliably detects server upgrades.
+ *
+ * In dev mode, falls back to `'dev'`.
+ */
+
+import { browser } from '$app/environment';
+import { base } from '$app/paths';
+
+let version = $state<string>('');
+
+async function loadVersion() {
+	if (!browser) return;
+
+	if (import.meta.env.DEV) {
+		version = 'dev';
+		return;
+	}
+
+	try {
+		const res = await fetch(`${base}/_app/version.json`, { cache: 'no-store' });
+		if (res.ok) {
+			const data = await res.json();
+			version = data.version ?? '';
+		}
+	} catch {
+		// _app/version.json missing or unreachable - leave as empty string
+	}
+}
+
+loadVersion();
+
+export const versionStore = {
+	get value(): string {
+		return version;
+	}
+};