New publish workflow for Robust.Cdn (#32222)

This uses multiple API requests to directly send the publish to the CDN server, no more GitHub artifacts.

Faster, less moving parts.

Needs Robust.Cdn 2.2.0

.github/workflows/publish.yml

@@ -41,21 +41,10 @@ jobs:
     - name: Package client
       run: dotnet run --project Content.Packaging client --no-wipe-release
 
-    - name: Upload build artifact
-      id: artifact-upload-step
-      uses: actions/upload-artifact@v4
-      with:
-        name: build
-        path: release/*.zip
-        compression-level: 0
-        retention-days: 0
-
     - name: Publish version
-      run: Tools/publish_github_artifact.py
+      run: Tools/publish_multi_request.py
       env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         PUBLISH_TOKEN: ${{ secrets.PUBLISH_TOKEN }}
-        ARTIFACT_ID: ${{ steps.artifact-upload-step.outputs.artifact-id }}
         GITHUB_REPOSITORY: ${{ vars.GITHUB_REPOSITORY }}
 
     - name: Publish changelog (Discord)
@@ -68,8 +57,3 @@ jobs:
       run: Tools/actions_changelog_rss.py
       env:
         CHANGELOG_RSS_KEY: ${{ secrets.CHANGELOG_RSS_KEY }}
-
-    - uses: geekyeggo/delete-artifact@v5
-      if: always()
-      with:
-        name: build