remove actions/checkout@4

Reviewed-on: #1

.gitea/workflows/docker-build-push.yml

@@ -0,0 +1,32 @@
+name: Docker Build and Push
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Clone repository
+        run: |
+          git clone "${{ gitea.server_url }}/${{ gitea.repository }}.git" .
+          git checkout "${{ gitea.ref_name }}"
+
+      - name: Login to Docker Registry
+        run: |
+          echo "${{ secrets.DOCKER_PASSWORD }}" | docker login "${{ secrets.DOCKER_REGISTRY }}" \
+            -u "${{ secrets.DOCKER_USERNAME }}" \
+            --password-stdin
+
+      - name: Build Docker Image
+        run: |
+          docker build \
+            -t "${{ secrets.DOCKER_REGISTRY }}/${{ secrets.DOCKER_IMAGE }}:${{ gitea.ref_name }}" \
+            .
+
+      - name: Push Docker Image
+        run: |
+          docker push "${{ secrets.DOCKER_REGISTRY }}/${{ secrets.DOCKER_IMAGE }}:${{ gitea.ref_name }}"