tsconfig.json

{
  "compilerOptions": {
    "target": "es2016",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    "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. */
    "declaration": true,
    "module": "commonjs",
    // "types": ["node", "@types/bcrypt", "@types/dotenv", "@types/express", "@types/firebase", "@types/jsonwebtoken", "@types/md5", "@types/mongoose", "@types/multer", "@types/nodemailer"],
    "outDir": "./dist/"
  },
  "include": ["./src/**/*.ts"],
  "files": ["./src/index.ts"]
}