tsconfig.json

{
  "exclude": ["node_modules", ".next"],
  "compilerOptions": {
    "target": "esnext",
    "module": "esnext",
    "moduleResolution": "node",
    "allowJs": true,
    "noEmit": true,

    "baseUrl": ".",
    "paths": {
      "~/*": ["./*"],
      "@/*": ["src/*"]
    },

    "lib": [
      "dom",
      "es2015",
      "es2016",
      "es2017",
      "es2018",
      "esnext.asynciterable"
    ],
    "jsx": "preserve",
    "declaration": true,
    "declarationMap": false,
    "sourceMap": true,
    "removeComments": true,
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "alwaysStrict": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": false,
    "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true
  }
}