fix: downgrade Next.js and React

next.config.js

@@ -5,16 +5,14 @@ const nextConfig = {
   },
   experimental: {
     optimizePackageImports: ['@chakra-ui/react', 'supertokens-auth-react'],
-    // 規模が小さいので常時Babelによるコンパイルを有効化する。
-    reactCompiler: true,
+    serverComponentsExternalPackages: ['pino'],
     staleTimes: {
       dynamic: 0,
       static: 0,
     },
   },
   productionBrowserSourceMaps: true,
   reactStrictMode: true,
-  serverExternalPackages: ['pino'],
   typescript: {
     ignoreBuildErrors: true,
   },

package.json

@@ -50,15 +50,15 @@
     "framer-motion": "11.5.6",
     "jsonwebtoken": "9.0.2",
     "jwks-rsa": "3.1.0",
-    "next": "15.0.0-canary.161",
+    "next": "14.2.13",
     "nextjs-cors": "2.2.0",
     "nextjs-toploader": "3.6.15",
     "pino": "9.4.0",
     "pino-pretty": "11.2.2",
     "pm2": "5.4.2",
     "prisma": "5.19.1",
-    "react": "19.0.0-rc-e4953922-20240919",
-    "react-dom": "19.0.0-rc-e4953922-20240919",
+    "react": "18.3.1",
+    "react-dom": "18.3.1",
     "react-icons": "5.3.0",
     "react-idle-timer": "5.7.2",
     "react-syntax-highlighter": "15.5.0",
@@ -88,11 +88,10 @@
     "@typescript-eslint/parser": "8.6.0",
     "@willbooster/eslint-config-next": "1.2.0",
     "@willbooster/prettier-config": "9.1.2",
-    "babel-plugin-react-compiler": "0.0.0-experimental-6067d4e-20240919",
     "concurrently": "9.0.1",
     "conventional-changelog-conventionalcommits": "8.0.0",
     "eslint": "8.57.0",
-    "eslint-config-next": "15.0.0-canary.161",
+    "eslint-config-next": "14.2.13",
     "eslint-config-prettier": "9.1.0",
     "eslint-import-resolver-typescript": "3.6.3",
     "eslint-plugin-import": "2.30.0",

renovate.json

@@ -1,5 +1,5 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": ["github>WillBooster/willbooster-configs:renovate.json5"],
-  "packageRules": [{ "packageNames": ["next", "react", "react-dom", "eslint-config-next"], "enabled": false }]
+  "packageRules": [{ "packageNames": [], "enabled": false }]
 }