Complete Next.js migration with SSR and Docker deployment

- Migrate from vanilla JavaScript SPA to Next.js 16 with App Router
- Add server-side rendering for all pages (Home, Compare, Rankings)
- Create individual school pages with dynamic routing (/school/[urn])
- Implement Chart.js and Leaflet map integrations
- Add comprehensive SEO with sitemap, robots.txt, and JSON-LD
- Set up Docker multi-service architecture (PostgreSQL, FastAPI, Next.js)
- Update CI/CD pipeline to build both backend and frontend images
- Fix Dockerfile to include devDependencies for TypeScript compilation
- Add Jest testing configuration
- Implement performance optimizations (code splitting, caching)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

nextjs-app/package.json

@@ -0,0 +1,41 @@
+{
+  "name": "nextjs-app",
+  "version": "0.1.0",
+  "private": true,
+  "description": "SchoolCompare Next.js Application",
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:coverage": "jest --coverage"
+  },
+  "dependencies": {
+    "@types/node": "^25.2.0",
+    "@types/react": "^19.2.10",
+    "@types/react-dom": "^19.2.3",
+    "chart.js": "^4.5.1",
+    "eslint": "^9.39.2",
+    "eslint-config-next": "^16.1.6",
+    "leaflet": "^1.9.4",
+    "next": "^16.1.6",
+    "react": "^19.2.4",
+    "react-chartjs-2": "^5.3.1",
+    "react-dom": "^19.2.4",
+    "react-leaflet": "^5.0.0",
+    "swr": "^2.4.0",
+    "typescript": "^5.9.3",
+    "zod": "^4.3.6"
+  },
+  "devDependencies": {
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/react": "^16.3.2",
+    "@testing-library/user-event": "^14.6.1",
+    "@types/jest": "^30.0.0",
+    "@types/leaflet": "^1.9.21",
+    "jest": "^30.2.0",
+    "jest-environment-jsdom": "^30.2.0"
+  }
+}