feat: setup docker, backend, and gitea pipeline for production

.gitea/workflows/build-deploy.yaml

@@ -0,0 +1,44 @@
+name: Build and Deploy
+
+on:
+  push:
+    branches:
+      - main
+      - master
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Convert repository name to lowercase
+        run: echo "repo_name=${GITHUB_REPOSITORY,,}" >> $GITHUB_ENV
+
+      - name: Login to Gitea Registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.blyzer.com.br
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: |
+            gitea.blyzer.com.br/${{ env.repo_name }}:latest
+            gitea.blyzer.com.br/${{ env.repo_name }}:${{ gitea.sha }}
+
+      - name: Deploy to Portainer
+        run: |
+          if [ -n "${{ secrets.PORTAINER_WEBHOOK }}" ]; then
+            curl -k -X POST "${{ secrets.PORTAINER_WEBHOOK }}"
+          else
+            echo "PORTAINER_WEBHOOK secret not set, skipping deployment trigger."
+          fi