tsconfig.json

{
  "compilerOptions": {
    /* Language and Environment */
    "target": "es5" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,

    /* Modules */
    "module": "commonjs" /* Specify what module code is generated. */,

    /* Emit */
    "outDir": "dist" /* Specify an output folder for all emitted files. */,
    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */,
    "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,

    /* Type Checking */
    "strict": true /* Enable all strict type-checking options. */,
    "noImplicitAny": true /* Enable error reporting for expressions and declarations with an implied `any` type.. */,

    /* Completeness */
    "skipLibCheck": true /* Skip type checking all .d.ts files. */,

    /* Experimental Decorator */
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true
  },
  "include": ["src/**/*"],
  "exclude": ["node_modules", "dist", "public"]
}