=> "/opt/pkg/bin/bmake" ["-C", "/data/jenkins/workspace/pkgsrc-upstream-trunk/www/py-jupyter_server", "all", "BATCH=1", "DEPENDS_TARGET=/nonexistent", "PYTHON_VERSION_REQD=311"]
===> Building for py311-jupyter_server-2.18.2
* Building wheel...
Traceback (most recent call last):
  File "/opt/pkg/lib/python3.11/site-packages/pyproject_hooks/_in_process/_in_process.py", line 389, in <module>
    main()
  File "/opt/pkg/lib/python3.11/site-packages/pyproject_hooks/_in_process/_in_process.py", line 373, in main
    json_out["return_val"] = hook(**hook_input["kwargs"])
                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pkg/lib/python3.11/site-packages/pyproject_hooks/_in_process/_in_process.py", line 280, in build_wheel
    return _build_backend().build_wheel(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pkg/lib/python3.11/site-packages/hatchling/build.py", line 58, in build_wheel
    return os.path.basename(next(builder.build(directory=wheel_directory, versions=["standard"])))
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pkg/lib/python3.11/site-packages/hatchling/builders/plugin/interface.py", line 118, in build
    configured_build_hooks = self.get_build_hooks(directory)
                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pkg/lib/python3.11/site-packages/hatchling/builders/plugin/interface.py", line 388, in get_build_hooks
    raise UnknownPluginError(message)
hatchling.plugin.exceptions.UnknownPluginError: Unknown build hook: jupyter-builder

ERROR Backend subprocess exited when trying to invoke build_wheel
*** Error code 1

Stop.
bmake[1]: stopped making "all" in /data/jenkins/workspace/pkgsrc-upstream-trunk/www/py-jupyter_server
*** Error code 1

Stop.
bmake: stopped making "all" in /data/jenkins/workspace/pkgsrc-upstream-trunk/www/py-jupyter_server