tsconfig.json

{
  "compilerOptions": {
    /* Visit https://aka.ms/tsconfig.json to read more about this file */
        /* Language and Environment */
    "target": "es2017",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    /* Modules */
    "module": "commonjs", 
    "resolveJsonModule": true,
    "declaration": true,                             /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
    "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
    "outDir": "./",                                   /* 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. */
    /* Type Checking */
    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
  },
  "include": [
    "src/**/*.ts"
],
"exclude": [
    "node_modules"
]
}