For v2 extensions parse entrypoint data (#445)

* For v2 extensions parse entrypoint data

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Update jupyterlab_server/config.py

Co-authored-by: Frédéric Collonval <[email protected]>

---------

Co-authored-by: Ashok <[email protected]>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Frédéric Collonval <[email protected]>

Author: 4 people

jupyterlab_server/config.py

@@ -163,6 +163,8 @@ def get_page_config(
             extension["mimeExtension"] = extbuild["mimeExtension"]
         if "style" in extbuild:
             extension["style"] = extbuild["style"]
+        # FIXME @experimental for plugin with no-code entrypoints.
+        extension["entrypoints"] = extbuild.get("entrypoints")
         extensions.append(extension)
 
         # If there is disabledExtensions metadata, consume it.