chore(tooling): modernize Next verification setup

package.json

@@ -6,11 +6,13 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "eslint . --max-warnings=0",
+    "typecheck": "tsc --noEmit",
+    "test": "node --test tests/*.test.mjs"
   },
   "dependencies": {
     "lucide-react": "^1.16.0",
-    "next": "^15.1.7",
+    "next": "^16.3.4",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
     "three": "^0.180.0"
@@ -20,9 +22,8 @@
     "@types/react": "^19.0.10",
     "@types/react-dom": "^19.0.4",
     "@types/three": "^0.180.0",
+    "eslint": "^9.39.5",
+    "eslint-config-next": "^16.3.4",
     "typescript": "^5.7.3"
-  },
-  "optionalDependencies": {
-    "@next/swc-win32-x64-msvc": "^16.3.4"
   }
 }