tsconfig.json

{
    "compilerOptions": {
      /* Type Checking */
        "allowUnreachableCode": false,
        "strict": true,
        "alwaysStrict": true,
        "skipLibCheck": true,
    
        /* Modules */
        "module": "NodeNext",                                /* Specify what module code is generated. */
        "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
        "moduleResolution": "NodeNext",
        "resolveJsonModule": true,                        /* Enable importing .json files. */
        "exactOptionalPropertyTypes": false,
    
        /* JavaScript Support */
        "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
        "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
    
        /* Emit */
        "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
        "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
        "noImplicitAny": true,
        "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
        "outDir": "dist",                                   /* Specify an output folder for all emitted files. */
    
        /* Language and Environment */
        "target": "ESNext",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
        "lib": [ "ESNext", "ES6", "ES5"],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
        "emitDecoratorMetadata": true,
        /* Interop Constraints */
        "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. */
        "experimentalDecorators": true,
    },
    "include": ["src/**/*"],
    "exclude": ["node_modules"]
  }