chore: Update all dependencies to latest versions

Backend updates:
- elysia: 1.0.20 -> 1.1.13
- @elysiajs/*: 1.0.2 -> 1.1.0
- pg: 8.11.3 -> 8.13.1
- postgres: 3.4.4 -> 3.4.5
- dotenv: 16.4.5 -> 16.4.7
- zod: 3.22.4 -> 3.24.1
- @types/*: Updated to latest

Frontend updates:
- next: 14.2.0 -> 15.1.3
- react: 18.3.0 -> 19.0.0
- react-dom: 18.3.0 -> 19.0.0
- next-auth: 4.24.0 -> 4.24.8
- recharts: 2.12.0 -> 2.15.0
- lucide-react: 0.344.0 -> 0.474.0
- date-fns: 3.3.0 -> 4.1.0
- @radix-ui/*: Updated to latest
- tailwindcss: 3.4.0 -> 3.4.17
- typescript: 5.3.0 -> 5.7.2

frontend/package.json

@@ -8,29 +8,29 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "next": "14.2.0",
-    "next-auth": "^4.24.0",
-    "react": "^18.3.0",
-    "react-dom": "^18.3.0",
-    "recharts": "^2.12.0",
-    "lucide-react": "^0.344.0",
-    "date-fns": "^3.3.0",
-    "@radix-ui/react-dialog": "^1.0.5",
-    "@radix-ui/react-dropdown-menu": "^2.0.6",
-    "@radix-ui/react-slot": "^1.0.2",
-    "@radix-ui/react-tabs": "^1.0.4",
-    "@radix-ui/react-toast": "^1.1.5",
-    "class-variance-authority": "^0.7.0",
-    "clsx": "^2.1.0",
-    "tailwind-merge": "^2.2.0"
+    "next": "15.1.3",
+    "next-auth": "^4.24.8",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
+    "recharts": "^2.15.0",
+    "lucide-react": "^0.474.0",
+    "date-fns": "^4.1.0",
+    "@radix-ui/react-dialog": "^1.1.2",
+    "@radix-ui/react-dropdown-menu": "^2.1.4",
+    "@radix-ui/react-slot": "^1.1.1",
+    "@radix-ui/react-tabs": "^1.1.1",
+    "@radix-ui/react-toast": "^1.2.5",
+    "class-variance-authority": "^0.7.1",
+    "clsx": "^2.1.1",
+    "tailwind-merge": "^2.6.0"
   },
   "devDependencies": {
-    "@types/node": "^20.11.0",
-    "@types/react": "^18.2.0",
-    "@types/react-dom": "^18.2.0",
-    "typescript": "^5.3.0",
-    "tailwindcss": "^3.4.0",
-    "postcss": "^8.4.0",
-    "autoprefixer": "^10.4.0"
+    "@types/node": "^22.10.2",
+    "@types/react": "^19.0.6",
+    "@types/react-dom": "^19.0.2",
+    "typescript": "^5.7.2",
+    "tailwindcss": "^3.4.17",
+    "postcss": "^8.4.49",
+    "autoprefixer": "^10.4.20"
   }
 }