tsconfig.json

{
  "$schema": "https://json.schemastore.org/tsconfig",
  "compilerOptions": {
    "allowSyntheticDefaultImports": true,
    "isolatedModules": true,
    "alwaysStrict": true,
    "declaration": true,
    "declarationMap": true,
    "emitDecoratorMetadata": true,
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "forceConsistentCasingInFileNames": true,
    "incremental": true,
    "lib": ["ESNext"],
    "module": "CommonJS",
    "moduleResolution": "node",
    "noFallthroughCasesInSwitch": true,
    "noImplicitAny": true,
    "noImplicitReturns": true,
    "noImplicitThis": true,
    "noUnusedLocals": false, // handled by eslint
    "noUnusedParameters": false, // handled by eslint
    "resolveJsonModule": true,
    "skipLibCheck": true,
    "sourceMap": false,
    "strict": true,
    "strictBindCallApply": true,
    "strictFunctionTypes": true,
    "strictNullChecks": true,
    "strictPropertyInitialization": true,
    "target": "ESNext"
  },
  "include": ["src"]
}