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/components/Pagination.module.css

@@ -0,0 +1,97 @@
+.pagination {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 1rem;
+  margin: 2rem 0;
+}
+
+.info {
+  font-size: 0.875rem;
+  color: #6b7280;
+}
+
+.controls {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+}
+
+.navButton {
+  padding: 0.5rem 1rem;
+  font-size: 0.875rem;
+  font-weight: 500;
+  background: white;
+  color: #374151;
+  border: 1px solid #d1d5db;
+  border-radius: 6px;
+  cursor: pointer;
+  transition: all 0.2s ease;
+}
+
+.navButton:hover:not(:disabled) {
+  background: #f9fafb;
+  border-color: #9ca3af;
+}
+
+.navButton:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.pages {
+  display: flex;
+  gap: 0.25rem;
+}
+
+.pageButton,
+.pageButtonActive {
+  min-width: 2.5rem;
+  padding: 0.5rem 0.75rem;
+  font-size: 0.875rem;
+  font-weight: 500;
+  background: white;
+  border: 1px solid #d1d5db;
+  border-radius: 6px;
+  cursor: pointer;
+  transition: all 0.2s ease;
+}
+
+.pageButton {
+  color: #374151;
+}
+
+.pageButton:hover {
+  background: #f9fafb;
+  border-color: #9ca3af;
+}
+
+.pageButtonActive {
+  background: #3b82f6;
+  color: white;
+  border-color: #3b82f6;
+}
+
+.ellipsis {
+  display: flex;
+  align-items: center;
+  padding: 0.5rem 0.75rem;
+  font-size: 0.875rem;
+  color: #9ca3af;
+}
+
+@media (max-width: 640px) {
+  .controls {
+    flex-wrap: wrap;
+  }
+
+  .pages {
+    order: -1;
+    width: 100%;
+    justify-content: center;
+  }
+
+  .navButton {
+    flex: 1;
+  }
+}