Fix workflow issues: Improve file existence check and use official GitHub action

Co-authored-by: huangyiirene <7665279+huangyiirene@users.noreply.github.com>

Author: Copilot

.github/workflows/benchmark.yml

@@ -49,20 +49,27 @@ jobs:
       timeout-minutes: 3
 
     - name: Run benchmarks
+      id: run-benchmarks
       run: |
         echo "Checking for benchmark scripts..."
         if pnpm -r list | grep -q "benchmark"; then
           echo "Running benchmarks..."
           pnpm -r run benchmark --if-present
+          if [ -f "benchmark-results.json" ]; then
+            echo "benchmark_file_exists=true" >> $GITHUB_OUTPUT
+          else
+            echo "benchmark_file_exists=false" >> $GITHUB_OUTPUT
+          fi
         else
           echo "No benchmark scripts found. Skipping benchmarks."
           echo "To add benchmarks, add a 'benchmark' script to package.json files."
+          echo "benchmark_file_exists=false" >> $GITHUB_OUTPUT
         fi
       timeout-minutes: 5
       continue-on-error: true
 
     - name: Store benchmark result
-      if: github.ref == 'refs/heads/main' && hashFiles('benchmark-results.json') != ''
+      if: github.ref == 'refs/heads/main' && steps.run-benchmarks.outputs.benchmark_file_exists == 'true'
       uses: benchmark-action/github-action-benchmark@v1
       with:
         name: ObjectQL Benchmarks

.github/workflows/cleanup-runs.yml

@@ -16,9 +16,59 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: Delete workflow runs older than 30 days
-        uses: Mattraks/delete-workflow-runs@v2
+        uses: actions/github-script@v7
         with:
-          token: ${{ github.token }}
-          repository: ${{ github.repository }}
-          retain_days: 30
-          keep_minimum_runs: 6
+          script: |
+            const days_to_keep = 30;
+            const minimum_runs_to_keep = 6;
+            const cutoff_date = new Date(Date.now() - (days_to_keep * 24 * 60 * 60 * 1000));
+            
+            const workflows = await github.rest.actions.listRepoWorkflows({
+              owner: context.repo.owner,
+              repo: context.repo.repo
+            });
+            
+            for (const workflow of workflows.data.workflows) {
+              console.log(`Processing workflow: ${workflow.name} (${workflow.id})`);
+              
+              const runs = await github.rest.actions.listWorkflowRuns({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                workflow_id: workflow.id,
+                per_page: 100
+              });
+              
+              // Sort runs by created date, newest first
+              const sortedRuns = runs.data.workflow_runs.sort((a, b) => 
+                new Date(b.created_at) - new Date(a.created_at)
+              );
+              
+              // Keep the most recent runs and delete older ones
+              for (let i = 0; i < sortedRuns.length; i++) {
+                const run = sortedRuns[i];
+                const run_date = new Date(run.created_at);
+                
+                // Keep minimum number of recent runs
+                if (i < minimum_runs_to_keep) {
+                  console.log(`Keeping recent run #${run.id} (${run.name})`);
+                  continue;
+                }
+                
+                // Delete runs older than cutoff date
+                if (run_date < cutoff_date) {
+                  console.log(`Deleting old run #${run.id} from ${run.created_at}`);
+                  try {
+                    await github.rest.actions.deleteWorkflowRun({
+                      owner: context.repo.owner,
+                      repo: context.repo.repo,
+                      run_id: run.id
+                    });
+                  } catch (error) {
+                    console.log(`Failed to delete run #${run.id}: ${error.message}`);
+                  }
+                }
+              }
+            }
+            
+            console.log('Cleanup complete!');
+