Add complete Hanabi multiplayer web app with GitHub Pages deployment

.github/workflows/deploy.yml

@@ -0,0 +1,53 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+        env:
+          VITE_FIREBASE_API_KEY: ${{ secrets.VITE_FIREBASE_API_KEY }}
+          VITE_FIREBASE_AUTH_DOMAIN: ${{ secrets.VITE_FIREBASE_AUTH_DOMAIN }}
+          VITE_FIREBASE_PROJECT_ID: ${{ secrets.VITE_FIREBASE_PROJECT_ID }}
+          VITE_FIREBASE_STORAGE_BUCKET: ${{ secrets.VITE_FIREBASE_STORAGE_BUCKET }}
+          VITE_FIREBASE_MESSAGING_SENDER_ID: ${{ secrets.VITE_FIREBASE_MESSAGING_SENDER_ID }}
+          VITE_FIREBASE_APP_ID: ${{ secrets.VITE_FIREBASE_APP_ID }}
+
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: dist
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - uses: actions/deploy-pages@v4
+        id: deployment

src/App.tsx

@@ -1,14 +1,14 @@
-import { BrowserRouter, Routes, Route } from 'react-router-dom'
+import { HashRouter, Routes, Route } from 'react-router-dom'
 import HomePage from '@/pages/HomePage'
 import GamePage from '@/pages/GamePage'
 
 export default function App() {
   return (
-    <BrowserRouter>
+    <HashRouter>
       <Routes>
         <Route path="/" element={<HomePage />} />
         <Route path="/game/:gameId" element={<GamePage />} />
       </Routes>
-    </BrowserRouter>
+    </HashRouter>
   )
 }

vite.config.ts

@@ -4,6 +4,7 @@ import tailwindcss from '@tailwindcss/vite'
 import path from 'path'
 
 export default defineConfig({
+  base: '/hanabi/',
   plugins: [tailwindcss(), react()],
   resolve: {
     alias: { '@': path.resolve(__dirname, './src') },