feat: persist learner progress and comments

package.json

@@ -17,25 +17,24 @@
     "typecheck": "npm run typecheck:client && npm run typecheck:api"
   },
   "dependencies": {
-    "react": "18.2.0",
-    "react-dom": "18.2.0",
-    "react-router-dom": "6.22.3",
-    "lucide-react": "0.344.0",
-    "localforage": "1.10.0",
     "@fastify/cors": "^11.0.0",
     "@fastify/jwt": "^9.1.0",
     "dotenv": "^16.6.1",
     "fastify": "^5.3.2",
     "fastify-plugin": "^5.0.1",
+    "lucide-react": "0.344.0",
     "pg": "^8.16.3",
+    "react": "18.2.0",
+    "react-dom": "18.2.0",
+    "react-router-dom": "6.22.3",
     "zod": "^3.24.4"
   },
   "devDependencies": {
     "@types/node": "^22.14.0",
-    "@vitejs/plugin-react": "^5.0.0",
-    "typescript": "~5.8.2",
-    "vite": "^6.2.0",
     "@types/pg": "^8.15.4",
-    "tsx": "^4.19.4"
+    "@vitejs/plugin-react": "^5.0.0",
+    "tsx": "^4.19.4",
+    "typescript": "~5.8.2",
+    "vite": "^6.2.0"
   }
 }