install prettier

.eslintrc.json

@@ -1,3 +1,7 @@
 {
-  "extends": "next/core-web-vitals"
+  "extends": ["next/core-web-vitals", "prettier"],
+  "plugins": ["prettier"],
+  "rules": {
+    "prettier/prettier": ["error"]
+  }
 }

.prettierignore

@@ -0,0 +1,35 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# env files
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts

.prettierrc.json

@@ -0,0 +1,3 @@
+{
+  "bracketSameLine": true
+}

next.config.js

@@ -1,4 +1,4 @@
 /** @type {import('next').NextConfig} */
-const nextConfig = {}
+const nextConfig = {};
 
-module.exports = nextConfig
+module.exports = nextConfig;