Update release workflows

Author: krassowski

.github/workflows/prep-release.yml

@@ -22,16 +22,19 @@ on:
 jobs:
   prep_release:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
       - name: Prep Release
         id: prep-release
         uses: jupyter-server/jupyter_releaser/.github/actions/prep-release@v2
         with:
-          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          token: ${{ secrets.GITHUB_TOKEN }}
           version_spec: ${{ github.event.inputs.version_spec }}
           post_version_spec: ${{ github.event.inputs.post_version_spec }}
+          target: ${{ github.event.inputs.target }}
           branch: ${{ github.event.inputs.branch }}
           since: ${{ github.event.inputs.since }}
           since_last_stable: ${{ github.event.inputs.since_last_stable }}

.github/workflows/publish-release.yml

@@ -15,33 +15,34 @@ on:
 jobs:
   publish_release:
     runs-on: ubuntu-latest
+    environment: release
     permissions:
-      # This is useful if you want to use PyPI trusted publisher
-      # and NPM provenance
       id-token: write
     steps:
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
+      - uses: actions/create-github-app-token@v1
+        id: app-token
+        with:
+          app-id: ${{ vars.APP_ID }}
+          private-key: ${{ secrets.APP_PRIVATE_KEY }}
+
       - name: Populate Release
         id: populate-release
         uses: jupyter-server/jupyter_releaser/.github/actions/populate-release@v2
         with:
-          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          token: ${{ steps.app-token.outputs.token }}
           branch: ${{ github.event.inputs.branch }}
           release_url: ${{ github.event.inputs.release_url }}
           steps_to_skip: ${{ github.event.inputs.steps_to_skip }}
 
       - name: Finalize Release
         id: finalize-release
         env:
-          # The following are needed if you use legacy PyPI set up
-          # PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
-          # PYPI_TOKEN_MAP: ${{ secrets.PYPI_TOKEN_MAP }}
-          # TWINE_USERNAME: __token__
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
         uses: jupyter-server/jupyter_releaser/.github/actions/finalize-release@v2
         with:
-          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          token: ${{ steps.app-token.outputs.token }}
           release_url: ${{ steps.populate-release.outputs.release_url }}
 
       - name: "** Next Step **"