tsconfig.json

{
  "compilerOptions": {
    /* Visit https://aka.ms/tsconfig.json to read more about this file */

    /* Language and Environment */
    "target": "es6",                                     /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */

    /* Modules */
    "module": "commonjs",                                /* 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. */
    "baseUrl": ".",                                      /* Specify the base directory to resolve non-relative module names. */
    "paths": {                                           /* Specify a set of entries that re-map imports to additional lookup locations. */ 
      "*": [
        "node_modules/*"
      ]
    },                                      
    "resolveJsonModule": true,                           /* Enable importing .json files */

    /* Emit */
    "sourceMap": true,                                   /* Create source map files for emitted JavaScript files. */
    "outDir": "./build",                                      /* Specify an output folder for all emitted files. */

    /* 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. */

    /* Type Checking */
    "strict": true,                                      /* Enable all strict type-checking options. */
    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
  }
}