init: OBDX web landing (Bento Garage design)

- Vite + React + TS + Tailwind v4 + framer-motion + lucide
- 5 sections: Hero, Showcase (steps + 3 cases), Pricing, Comparison, Footer
- Brand assets local (logo v2 SVG, 3 mascots, 6 scenes) under public/brand/
- Dockerfile multi-stage (node 20 build → nginx 1.27 alpine)
- nginx /api/* reverse-proxy to obdx-api:8080, SPA fallback
- /healthz endpoint for Coolify

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

package.json

@@ -0,0 +1,26 @@
+{
+  "name": "obdx-web",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc -b && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "framer-motion": "^11.11.17",
+    "lucide-react": "^0.460.0",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1"
+  },
+  "devDependencies": {
+    "@tailwindcss/vite": "^4.0.0",
+    "@types/react": "^18.3.12",
+    "@types/react-dom": "^18.3.1",
+    "@vitejs/plugin-react": "^4.3.4",
+    "tailwindcss": "^4.0.0",
+    "typescript": "^5.6.3",
+    "vite": "^5.4.11"
+  }
+}