docusaurus/packages/create-docusaurus/tsconfig.build.json

{
  "extends": "../../tsconfig.json",
  "compilerOptions": {
    "noEmit": false,
    "composite": true,
    "incremental": true,
    "tsBuildInfoFile": "./lib/.tsbuildinfo",
    "rootDir": "src",
    "outDir": "lib"
  },
  "include": ["src"],
  "exclude": ["templates/", "**/__tests__/**"]
}