feat(ui): add dynamic window title and sprite-based project/file icons (#529)

* feat(ui): add dynamic titles and sprite-based project/file icons

* feat(files): add viewer syntax fallback and tab file icons

* fix(files): restore file viewer highlighting and add diff file icons

* feat(git): add file icons and async file-viewer syntax fallback

* fix(files): force codemirror token colors in file viewer

* feat(files): add shiki view mode for file viewer

* fix(files): force codemirror parse after programmatic content updates

* feat(files): support markdown frontmatter preview

* feat(chat): use pierre diffs for tool previews

* feat(chat): add configurable beautiful-mermaid rendering

* feat(perf): virtualize chat rendering and add react-scan toggle

* feat(build): enable React Compiler in Vite React apps

* fix(chat): reduce rerenders from tooltips and streamed activity

* fix(ui): make MessageList React Compiler safe

* chore(ui): batch commit remaining pending ui updates

* fix: polish chat and diff preview rendering

- Keep Mermaid action buttons fixed while diagram content scrolls
- Align Diff All Files headers and match Git-style path truncation
- Default chat tool diffs to unified view with lightweight indicators disabled

* fix: preserve file tree expansion and delay git action label collapse

* fix: refine project icon controls in settings

---------

Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

packages/web/vite.config.ts

@@ -8,11 +8,35 @@ import { themeStoragePlugin } from '../../vite-theme-plugin';
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
 const packageJson = JSON.parse(readFileSync(path.resolve(__dirname, 'package.json'), 'utf-8'));
+const reactScanToggle = (process.env.VITE_ENABLE_REACT_SCAN ?? '').toLowerCase();
+const enableReactScan = reactScanToggle === '1' || reactScanToggle === 'true' || reactScanToggle === 'on' || reactScanToggle === 'yes';
 
 export default defineConfig({
   root: path.resolve(__dirname, '.'),
   plugins: [
-    react(),
+    react({
+      babel: {
+        plugins: ['babel-plugin-react-compiler'],
+      },
+    }),
+    {
+      name: 'inject-react-scan-script',
+      transformIndexHtml() {
+        if (!enableReactScan) {
+          return;
+        }
+        return [
+          {
+            tag: 'script',
+            attrs: {
+              crossorigin: 'anonymous',
+              src: '//unpkg.com/react-scan/dist/auto.global.js',
+            },
+            injectTo: 'head-prepend',
+          },
+        ];
+      },
+    },
     themeStoragePlugin(),
     VitePWA({
       strategies: 'injectManifest',