ci: add gitea actions deploy workflow

.gitea/workflows/deploy.yml

@@ -0,0 +1,38 @@
+name: Build and deploy
+
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+env:
+  IMAGE: gitea.mystmec.com/ola/boka-gasol247
+
+jobs:
+  build-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Login to Gitea Container Registry
+        run: |
+          echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login gitea.mystmec.com \
+            -u "${{ secrets.REGISTRY_USER }}" --password-stdin
+
+      - name: Build image
+        run: |
+          docker build \
+            -t "$IMAGE:latest" \
+            -t "$IMAGE:${{ github.sha }}" \
+            .
+
+      - name: Push image
+        run: |
+          docker push "$IMAGE:latest"
+          docker push "$IMAGE:${{ github.sha }}"
+
+      - name: Deploy
+        run: |
+          cd /host-stacks/gas-mystmec
+          docker compose pull
+          docker compose up -d