tsconfig.json

{
  "compilerOptions": {
    "target": "es2020", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    "lib": [
      "ESNext"
    ], /* Specify a set of bundled library declaration files that describe the target runtime environment. */
    "experimentalDecorators": true, /* Enable experimental support for TC39 stage 2 draft decorators. */
    "module": "esnext", /* Specify what module code is generated. */
    "moduleResolution": "node", /* Specify how TypeScript looks up a file from a given module specifier. */
    "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
    "outDir": "./esm", /* 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. */
    "strict": true, /* Enable all strict type-checking options. */
    "skipLibCheck": true, /* Skip type checking all .d.ts files. */
    "declaration": true
  },
  "include": [
    "src"
  ]
}