feat: Initialize backend with Express and MySQL, and restructure frontend with new routing and language support.

frontend/package.json

@@ -0,0 +1,35 @@
+{
+  "name": "xeewy.eu",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc -b && vite build",
+    "lint": "eslint .",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@emailjs/browser": "^4.4.1",
+    "framer-motion": "^12.23.24",
+    "lucide-react": "^0.553.0",
+    "react": "^19.2.0",
+    "react-dom": "^19.2.0",
+    "react-router-dom": "^7.10.1"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.39.1",
+    "@types/node": "^24.10.0",
+    "@types/react": "^19.2.2",
+    "@types/react-dom": "^19.2.2",
+    "@vitejs/plugin-react": "^5.1.0",
+    "eslint": "^9.39.1",
+    "eslint-plugin-react-hooks": "^5.2.0",
+    "eslint-plugin-react-refresh": "^0.4.24",
+    "globals": "^16.5.0",
+    "sass": "^1.94.0",
+    "typescript": "~5.9.3",
+    "typescript-eslint": "^8.46.3",
+    "vite": "^7.2.2"
+  }
+}