ci: add Gitea Actions CI/CD workflow

Build Docker image on push to main, push to Gitea Container Registry,
and trigger Coolify redeploy. Replaces Coolify's built-in Dockerfile build
with pre-built images for faster deploys and version management.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/deploy.yaml

@@ -0,0 +1,55 @@
+name: Build & Deploy
+
+on:
+  push:
+    branches: [main]
+    tags: ["v*"]
+
+env:
+  REGISTRY: gitea.dev.marcus-law.co.il
+  IMAGE: espocrm-extensions/shira-hermes
+  COOLIFY_UUID: yfunusjvicdvncelvjszuupk
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Login to Gitea Registry
+        run: |
+          echo "${{ secrets.REGISTRY_PASSWORD }}" | \
+            docker login ${{ env.REGISTRY }} \
+              -u "${{ secrets.REGISTRY_USER }}" --password-stdin
+
+      - name: Build and tag image
+        run: |
+          BASE="${{ env.REGISTRY }}/${{ env.IMAGE }}"
+          TAGS="-t ${BASE}:latest -t ${BASE}:build-${{ github.run_number }}"
+
+          REF="${{ github.ref }}"
+          if [[ "$REF" == refs/tags/v* ]]; then
+            VERSION="${REF#refs/tags/}"
+            TAGS="$TAGS -t ${BASE}:${VERSION}"
+          fi
+
+          docker build $TAGS .
+
+      - name: Push image
+        run: |
+          BASE="${{ env.REGISTRY }}/${{ env.IMAGE }}"
+          docker push "${BASE}:latest"
+          docker push "${BASE}:build-${{ github.run_number }}"
+
+          REF="${{ github.ref }}"
+          if [[ "$REF" == refs/tags/v* ]]; then
+            VERSION="${REF#refs/tags/}"
+            docker push "${BASE}:${VERSION}"
+          fi
+
+      - name: Trigger Coolify redeploy
+        run: |
+          curl -sf \
+            "http://coolify:8080/api/v1/deploy?uuid=${{ env.COOLIFY_UUID }}&force=true" \
+            -H "Authorization: Bearer ${{ secrets.COOLIFY_TOKEN }}"