Workflow for cleaning up runner

.github/workflows/host-cleanup.yml

@@ -0,0 +1,49 @@
+name: Cleanup Runner
+
+on:
+  workflow_dispatch:
+    inputs:
+      runner_name:
+        description: 'Select the self-hosted runner to clean'
+        required: true
+        default: 'n150'
+      purge_docker:
+        description: 'Purge docker images'
+        required: true
+        default: 'true'
+        type: boolean
+      delete_workspace:
+        description: 'Delete the workspace'
+        required: true
+        default: 'false'
+        type: boolean
+
+jobs:
+  cleanup:
+    runs-on: ${{ github.event.inputs.runner_name }}
+
+    steps:
+      - name: Report free space before cleanup
+        run: |
+          echo "Free space before cleanup:"
+          df -h
+
+      - name: Purge all Docker cached images
+        if: ${{ github.event.inputs.purge_docker }}
+        run: |
+          echo "Removing all unused Docker images..."
+          docker system prune -fa
+          echo "Docker images purged."
+
+      - name: Delete work folder
+        if: ${{ github.event.inputs.delete_workspace }}
+        run: |
+          export WORKPLACE=/home/ubuntu/actions-runner/_work
+          echo "Deleting work folder $WORKPLACE"
+          sudo rm -rf $WORKPLACE
+          mkdir -p $GITHUB_WORKSPACE
+
+      - name: Report free space after cleanup
+        run: |
+          echo "Free space after cleanup:"
+          df -h