Add deploy workflow

.gitea/workflows/deploy.yml

@@ -0,0 +1,47 @@
+name: Deploy (main)
+
+on:
+  push:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ secrets.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: |
+            ${{ secrets.REGISTRY }}/${{ secrets.IMAGE_NAME }}:latest
+            ${{ secrets.REGISTRY }}/${{ secrets.IMAGE_NAME }}:${{ github.sha }}
+
+      - name: Deploy via SSH
+        uses: appleboy/ssh-action@v1.0.3
+        with:
+          host: ${{ secrets.SSH_HOST }}
+          username: ${{ secrets.SSH_USER }}
+          key: ${{ secrets.SSH_KEY }}
+          port: ${{ secrets.SSH_PORT }}
+          script: |
+            cd ${{ secrets.DEPLOY_PATH }}
+            docker compose --env-file .env.production pull
+            docker compose --env-file .env.production up -d