tsconfig.json

{
  "compilerOptions": {
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "target": "es2016",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    
    "module": "esnext",                                /* Specify what module code is generated. */
    "rootDir": "./src/",                                  /* Specify the root folder within your source files. */
    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
                                 /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
    "outDir": "./dist",                                   /* Specify an output folder for all emitted files. */
             /* Allow 'import x from y' when a module doesn't have a default export. */
    "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. */
 
     "strict": true,                                      /* Enable all strict type-checking options. */
     "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
  },
  "include": ["./src/"]
}