feat: integrate all 10 skills into homelab-topology

- Added api-security-hardening (helmet, rate limits)
- Added nodejs-backend-patterns (error handling)
- Added observability-monitoring (pino logging)
- Added websocket-engineer (socket.io real-time updates)
- Added docker (Multi-stage build, compose)
- Added vitest (testing configuration and store tests)
- Added data-visualizer (MetricsBar and HostChart)
- Added infrastructure-monitoring/proxmox-admin/network-engineer types
- Fixed UI accessibility and styling
- Cleaned up node_modules tracking

package.json

@@ -9,7 +9,10 @@
     "lint": "eslint .",
     "preview": "vite preview",
     "discover": "npx tsx src/services/sshDiscovery.ts",
-    "server": "tsx server/index.ts"
+    "server": "tsx server/index.ts",
+    "test": "vitest run",
+    "test:watch": "vitest",
+    "test:coverage": "vitest run --coverage"
   },
   "dependencies": {
     "@types/cors": "^2.8.19",
@@ -21,15 +24,27 @@
     "cors": "^2.8.6",
     "dagre": "^0.8.5",
     "express": "^5.2.1",
+    "express-rate-limit": "^8.2.1",
+    "helmet": "^8.1.0",
     "lucide-react": "^0.468.0",
+    "pino": "^10.3.1",
+    "pino-pretty": "^13.1.3",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "recharts": "^2.15.0",
+    "socket.io": "^4.8.3",
+    "socket.io-client": "^4.8.3",
+    "ssh2": "^1.17.0",
     "zustand": "^5.0.2"
   },
   "devDependencies": {
     "@eslint/js": "^9.17.0",
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/react": "^16.3.2",
+    "@types/express-rate-limit": "^5.1.3",
+    "@types/jsdom": "^27.0.0",
     "@types/node": "^22.0.0",
+    "@types/pino": "^7.0.4",
     "@types/react": "^18.3.18",
     "@types/react-dom": "^18.3.5",
     "@types/ssh2": "^1.15.0",
@@ -39,11 +54,13 @@
     "eslint-plugin-react-hooks": "^5.0.0",
     "eslint-plugin-react-refresh": "^0.4.16",
     "globals": "^15.14.0",
+    "jsdom": "^28.1.0",
     "postcss": "^8.4.49",
     "tailwindcss": "^3.4.17",
     "tsx": "^4.19.0",
     "typescript": "~5.6.2",
     "typescript-eslint": "^8.18.2",
-    "vite": "^6.0.5"
+    "vite": "^6.0.5",
+    "vitest": "^4.0.18"
   }
 }