fix(k8s): handle existing workspace on pod restart

Apply same fix from master branch:
- Check if workspace exists before cloning
- Fetch and reset if .git directory exists
- Clean and clone fresh if not

Prevents CrashLoopBackOff on pod restarts.

k8s/deployment.yaml

@@ -22,10 +22,20 @@ spec:
         - |
           set -e
           apk add --no-cache git
-          git clone --depth 1 --branch master \
-            http://gitea.gitea.svc.cluster.local:3000/unchained/manoon-headless.git \
-            /workspace
-          echo "Clone complete."
+          # Clean workspace if it exists (handles pod restarts)
+          if [ -d /workspace/.git ]; then
+            echo "Workspace exists, pulling latest changes..."
+            cd /workspace
+            git fetch origin master
+            git reset --hard origin/master
+          else
+            echo "Cloning fresh repository..."
+            rm -rf /workspace/*
+            git clone --depth 1 --branch master \
+              http://gitea.gitea.svc.cluster.local:3000/unchained/manoon-headless.git \
+              /workspace
+          fi
+          echo "Clone/update complete."
         volumeMounts:
         - name: workspace
           mountPath: /workspace