chore: scaffold Next.js 14 app

jest.config.ts

@@ -0,0 +1,12 @@
+import type { Config } from 'jest'
+import nextJest from 'next/jest.js'
+
+const createJestConfig = nextJest({ dir: './' })
+
+const config: Config = {
+  coverageProvider: 'v8',
+  testEnvironment: 'node',
+  setupFilesAfterEnv: ['<rootDir>/jest.setup.ts'],
+}
+
+export default createJestConfig(config)