build: add autodeploy workflow

.forgejo/workflows/build-docker-image.yaml

@@ -1,6 +1,8 @@
 name: Publish image
 on:
   push:
+    branches:
+      - main
   workflow_dispatch:
 
 jobs:
@@ -25,3 +27,20 @@ jobs:
           tags: |
             git.alecodes.page/alecodes/page:latest
             git.alecodes.page/alecodes/page:${{ github.sha }}
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs:
+      - create-docker-images
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: 'Docker Stack Deploy'
+        uses: https://github.com/cssnr/stack-deploy-action@v1
+        with:
+          host: ${{ vars.DOCKER_SWARM_HOST }}
+          port: ${{ vars.DOCKER_SWARM_PORT }}
+          user: ${{ secrets.DOCKER_SWARM_USER }}
+          ssh_key: '${{ secrets.DOCKER_SWARM_SSH_KEY }}'
+          file: 'docker-stack.yaml'
+          name: 'personal-page'