tsconfig.json

{
  "compilerOptions": {
    "target": "ESNext",                         /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    "experimentalDecorators": true,             /* Enable experimental support for TC39 stage 2 draft decorators. */
    "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. */
    "baseUrl": "./src",                         /* Base directory for resolving non-absolute module names. Relative imports will be resolved relative to this path. */
    "resolveJsonModule": true,                  /* Enable importing .json files. */
    "outDir": "./build",                        /* 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. */
  },
  "include": ["src/**/*.ts"],
  "exclude": ["build", "node_modules", ".yarn", ".idea"],
}