Add landing page, Docker setup, and CI/CD pipeline

React + Vite + TypeScript + Tailwind frontend with landing page,
Docker Compose for dev and prod (nginx-proxy integration),
and Gitea Actions workflow for automated deployment.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "wealthysmart-frontend",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "lucide-react": "^0.562.0",
+    "react": "^19.2.0",
+    "react-dom": "^19.2.0",
+    "react-router-dom": "^7.12.0"
+  },
+  "devDependencies": {
+    "@tailwindcss/vite": "^4.1.18",
+    "@types/react": "^19.2.8",
+    "@types/react-dom": "^19.2.3",
+    "@vitejs/plugin-react-swc": "^4.2.2",
+    "tailwindcss": "^4.1.18",
+    "typescript": "^5.9.3",
+    "vite": "^7.2.4"
+  }
+}