apollo-server/packages/graphql-server-module-graphiql/tsconfig.json

{
  "extends": "../../tsconfig",
  "compilerOptions": {
    "rootDir": "./src",
    "outDir": "./dist",
    "typeRoots": [
      "node_modules/@types"
    ]
  },
  "exclude": [
    "node_modules",
    "dist"
  ]
}