feat: tooltips, two-column timer, font selector, tray behavior, icons, readme

- Custom tooltip directive (WCAG AAA) on every button in the app
- Two-column timer layout with sticky hero and recent entries sidebar
- Timer font selector with 16 monospace Google Fonts and live preview
- UI font selector with 15+ Google Fonts
- Close-to-tray and minimize-to-tray settings
- New app icons (no-glow variants), platform icon set
- Mini timer pop-out window
- Favorites strip with drag-reorder and inline actions
- Comprehensive README with feature documentation
- Remove tracked files that belong in gitignore

vite.config.ts

@@ -2,6 +2,7 @@ import { defineConfig } from 'vite'
 import vue from '@vitejs/plugin-vue'
 import tailwindcss from '@tailwindcss/vite'
 import { fileURLToPath, URL } from 'node:url'
+import { resolve } from 'node:path'
 
 export default defineConfig({
   plugins: [vue(), tailwindcss()],
@@ -21,6 +22,12 @@ export default defineConfig({
   build: {
     target: ['es2021', 'chrome100', 'safari13'],
     minify: !process.env.TAURI_DEBUG ? 'esbuild' : false,
-    sourcemap: !!process.env.TAURI_DEBUG
+    sourcemap: !!process.env.TAURI_DEBUG,
+    rollupOptions: {
+      input: {
+        main: resolve(__dirname, 'index.html'),
+        'mini-timer': resolve(__dirname, 'mini-timer.html'),
+      }
+    }
   }
 })