tsconfig.json

{
    "compilerOptions": {
      /* Projects */
      "incremental": true,                              /* Enable incremental compilation */
      "target": "es2020",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
      "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
      "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
      /* Modules */
      "module": "commonjs",                                /* Specify what module code is generated. */
      "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. */
      "strictNullChecks": false,                         /* When type checking, take into account `null` and `undefined`. */
    },
    "include": [
      "src/**/*.ts"
    ],
    "exclude": [
      "node_modules"
  ]
  }