tsconfig.json

{
  "compilerOptions": {
    "incremental": true, /* Enable incremental compilation */
    "target": "ES2018", /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */
    "module": "ESNext", /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
    "esModuleInterop": true, /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
    "forceConsistentCasingInFileNames": true, /* Disallow inconsistently-cased references to the same file. */
    "lib": [
      "dom"
    ], /* <-- required! */
    "jsx": "preserve", /* <-- required! */
    "sourceMap": true,
    "outDir": "./build/",
    "moduleResolution": "node",
    "allowJs": true,
    "skipLibCheck": true
  },
  "include": [
    "./src/**/*"
  ],
  "exclude": [
    "node_modules",
    "public",
    ".cache"
  ]
}