WIP: add job to whitelist users

Author: hoolioh

.github/workflows/whitelist-release.yml

@@ -0,0 +1,42 @@
+name: Check membership
+
+on:
+    pull_request:
+      types: [opened, edited]
+jobs:
+  # get-token:
+  #   name: read contents of another repo
+  #   runs-on: ubuntu-latest
+  #   permissions:
+  #     id-token: write # Needed to federate tokens.
+  #   steps:
+  #     - uses: DataDog/dd-octo-sts-action@08f2144903ced3254a3dafec2592563409ba2aa0 # v1.0.1
+  #       id: octo-sts
+  #       with:
+  #         scope: DataDog/libdatadog  # target repository
+  #         policy: YOUR_POLICY  # trust policy in target repo, without the .sts.yaml extension
+  #     - name: Use GH token
+  #       run: |
+  #         gh auth status
+  #         gh repo list --visibility=internal DataDog
+  #       env:
+  #         GH_TOKEN: ${{ steps.octo-sts.outputs.token }}
+  #         GH_PAGER: cat  # (unrelated) needed to disable paging of gh cli
+
+  check-membership:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check if user is in the team allowed to make crate releases
+        id: check
+        uses: TheModdingInquisition/actions-team-membership@057d91bb80f2976a1bc6dfab5b4ae1da9aebbd89 #v1.0.1
+        with:
+          team: 'libdatadog-owners'
+          organization: 'Datadog'
+          # token: ${{ GH_TOKEN }} # Needs 'read:org' scope
+          exit: false
+
+      - name: Check output
+        run: |
+          echo "User is permitted: ${{ steps.check.outputs.permitted }}"
+          echo "Teams: ${{ steps.check.outputs.teams }}"
+