Revert "fix: address remaining QA findings in stale-release-cleanup"

This reverts commit 7daa241dd9.

.github/workflows/stale-release-cleanup.yaml

@@ -1,66 +0,0 @@
-name: Stale Release Branch Cleanup
-
-on:
-  schedule:
-    - cron: '0 9 * * 1'  # Weekly every Monday at 09:00 UTC
-  workflow_dispatch:
-    inputs:
-      dry_run:
-        description: 'Dry run (no changes made)'
-        required: false
-        default: false
-        type: boolean
-
-jobs:
-  cleanup-stale-branches:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-        with:
-          sparse-checkout: |
-            .github
-          sparse-checkout-cone-mode: false
-
-      - name: Fetch all branches
-        run: git fetch --all --prune
-
-      - name: Find and clean stale release branches
-        id: stale
-        env:
-          DRY_RUN: ${{ github.event.inputs.dry_run || false }}
-        run: |
-          DAYS=14
-
-          # Find release branches older than 14 days not on main
-          for branch in $(git for-each-ref --format '%(refname:short)' 'refs/heads/release/*' 'refs/heads/v[0-9]*'); do
-            ts=$(git log -1 --format='%ct' "$branch")
-            if [ -z "$ts" ]; then
-              continue
-            fi
-            age_days=$(( ($(date +%s) - ts) / 86400 ))
-
-            if [ "$age_days" -gt "$DAYS" ]; then
-              # Check if branch has been merged into main
-              if git merge-base --is-ancestor "$branch" main 2>/dev/null; then
-                echo "Merged branch found: $branch (age: ${age_days}d)"
-                if [ "$DRY_RUN" == "true" ]; then
-                  echo "Would delete merged branch: $branch"
-                else
-                  echo "Deleting merged branch: $branch"
-                  if ! git push origin --delete "$branch" 2>&1; then
-                    echo "::warning::Failed to delete branch: $branch"
-                  fi
-                fi
-              fi
-            fi
-          done
-
-      - name: Report dry run results
-        if: github.event.inputs.dry_run == 'true'
-        run: |
-          echo "Dry run complete. No branches were deleted."
-          echo ""
-          echo "Release branches found:"
-          git for-each-ref --format '%(refname:short) - %(committerdate:relative)' \
-            'refs/heads/release/*' 'refs/heads/v[0-9]*' 2>/dev/null || echo "None found"