ci: update deploy workflow for existing runner

.gitea/workflows/deploy.yml

@@ -1,44 +1,29 @@
-name: Build and Deploy to Portainer
+name: Build and Deploy
 
 on:
   push:
-    branches:
-      - main
+    branches: [main]
 
 jobs:
-  build-and-deploy:
-    # Falls Ihr Runner ein anderes Label hat (z.B. 'docker', 'linux'), 
-    # ändern Sie 'ubuntu-latest' entsprechend ab.
+  deploy:
     runs-on: ubuntu-latest
-
     steps:
-      - name: Checkout Code
+      - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Setup Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Log in to Gitea Container Registry
-        uses: docker/login-action@v3
-        with:
-          # Hier ist die lokale IP-Adresse der Registry hinterlegt.
-          # Alternativ git.purepixel.ch (je nach Gitea/Docker Setup)
-          registry: 192.168.1.183:3100
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_TOKEN }}
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v5
-        with:
-          context: .
-          file: ./Dockerfile
-          push: true
-          tags: 192.168.1.183:3100/adminpepe/lageplan:latest
-          # Caching für schnellere Builds (optional)
-          cache-from: type=registry,ref=192.168.1.183:3100/adminpepe/lageplan:buildcache
-          cache-to: type=registry,ref=192.168.1.183:3100/adminpepe/lageplan:buildcache,mode=max
-
-      - name: Trigger Portainer Webhook
+      - name: Login to Registry
         run: |
-          echo "Triggering Portainer to pull the latest image and update the stack..."
-          curl -S -X POST "${{ secrets.PORTAINER_WEBHOOK }}"
+          echo "${{ secrets.REGISTRY_TOKEN }}" | docker login 192.168.1.183:3100 -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin
+
+      - name: Build Docker Image
+        run: |
+          docker build -t 192.168.1.183:3100/adminpepe/lageplan:latest .
+
+      - name: Push to Registry
+        run: |
+          docker push 192.168.1.183:3100/adminpepe/lageplan:latest
+
+      - name: Redeploy via Portainer
+        if: ${{ secrets.PORTAINER_WEBHOOK != '' }}
+        run: |
+          curl -sf -X POST "${{ secrets.PORTAINER_WEBHOOK }}" || echo "Portainer webhook failed (optional)"