tsconfig.json

{
  "compilerOptions": {
    "target": "ES2016",                     /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    "module": "ESNext",                    /* Specify what module code is generated. */
    "moduleResolution": "node",            /* Specify how TypeScript looks up a file from a given module specifier. */
    "outDir": "./dist",                    /* 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. */
    "noImplicitAny": true,                 /* Enable error reporting for expressions and declarations with an implied 'any' type. */
    "allowJs": true,                       /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
    "checkJs": false,                      /* Enable error reporting in type-checked JavaScript files. */
    "resolveJsonModule": true,             /* Enable importing .json files. */
    "lib": ["DOM", "ES2016"],              /* Specify a set of bundled library declaration files that describe the target runtime environment. */
    "jsx": "react"                         /* Support JSX in .tsx files: 'react', 'preserve', 'react-native', etc. */
  },
  "include": ["src/**/*", "tests/**/*"],      /* Specifies an array of filenames or patterns to include in the program. */
  "exclude": ["node_modules", "dist"]      /* Specifies an array of filenames or patterns that should be skipped when resolving 'include'. */
}