# noqa: INP001 import os import shutil import subprocess from sys import stderr from hatchling.builders.hooks.plugin.interface import BuildHookInterface class CustomBuildHook(BuildHookInterface): def initialize(self, version, build_data): super().initialize(version, build_data) stderr.write(">>> Building Open Webui frontend\n") npm = shutil.which("npm") if npm is None: raise RuntimeError( "NodeJS `npm` is required for building Open Webui but it was not found" ) stderr.write("### npm install\n") subprocess.run([npm, "install"], check=True) # noqa: S603 stderr.write("\n### npm run build\n") os.environ["WEBUI_VERSION"] = version subprocess.run([npm, "run", "build"], check=True) # noqa: S603