Add Gitea Actions workflow for building and pushing Docker image to registry

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

@@ -0,0 +1,35 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      
+      # Мы убрали Buildx для стабильности на первом этапе
+      
+      - name: Log in to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          # ВАЖНО: используем порт 3000 (веб/registry), а не 7777 (ssh)
+          registry: 192.168.50.55:3000 
+          username: ${{ secrets.GIT_USERNAME }}
+          password: ${{ secrets.GIT_TOKEN }}
+      
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./Dockerfile
+          # Мы убрали platforms, так как Synology собирает под свою архитектуру (обычно amd64)
+          push: true
+          tags: |
+            192.168.50.55:3000/poignatov/play-life:latest
+            192.168.50.55:3000/poignatov/play-life:${{ github.sha }}