Add CI/CD workflow

.gitea/workflows/build-and-deploy.yml

@@ -0,0 +1,30 @@
+name: Build and Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Build Docker Image
+        run: |
+          docker build -t cloudforge-dashboard-backend:latest .
+          docker tag cloudforge-dashboard-backend:latest cloudforge-dashboard-backend:${{ github.sha }}
+
+      - name: Deploy to K3S
+        run: |
+          helm upgrade --install cloudforge ./cloudforge-dashboard-helm \
+            --set backend.image.tag=${{ github.sha }} \
+            -n cloudforge \
+            --create-namespace
+
+      - name: Verify Deployment
+        run: |
+          kubectl rollout status deployment/dashboard-backend -n cloudforge