tsconfig.json

{
  "compilerOptions": {
    "allowJs": true,
    "alwaysStrict": true,
    "allowSyntheticDefaultImports": true,
    "isolatedModules": true,
    "module": "esnext",
    "moduleResolution": "node",
    "noEmit": true,
    "noImplicitAny": true,
    "noImplicitReturns": true,
    "strict": true,
    "strictNullChecks": true,
    "experimentalDecorators": true,
    "strictPropertyInitialization": false,
    "jsx": "preserve",
    "lib": ["dom", "DOM.iterable", "esnext"],
    "skipLibCheck": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "resolveJsonModule": true,
    "sourceMap": true,
    "noFallthroughCasesInSwitch": true,
    "baseUrl": ".",
    "paths": {
      "@frontend/*": ["./src/*"],
      "@frontend-test/*": ["./test/*"]
    },
    "incremental": true,
    "target": "es6",
    "plugins": [
      {
        "name": "next"
      }
    ]
  },
  "include": ["src", "test", "next-env.d.ts", ".next/types/**/*.ts"],
  "exclude": ["node_modules", ".next"]
}