fullcalendar/scripts/config/tsconfig.node.json

{
  "extends": "@tsconfig/node16/tsconfig.json",
  "compilerOptions": {
    "module": "es2022",
    "moduleResolution": "node16",
    "types": ["node"],
    "sourceMap": true,
    "composite": true,
    "declaration": true,
    "declarationMap": true,
    "allowSyntheticDefaultImports": true
  }
}