use this method

.gitea/workflows/dockerfile_runner.yaml

@@ -1,4 +1,4 @@
-name: Gitea Actions Demo
+name: Dockerfile runner
 run-name: ${{ gitea.actor }} is testing out Gitea Actions 🚀
 on:
   push:
@@ -56,23 +56,6 @@ jobs:
           echo "------------------------------------------------"
           echo "Next version: $next_version"
 
-      - name: Cache Docker layers
-        uses: actions/cache@v4
-        with:
-          path: /opt/hostedtoolcache/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
-
-
-      - name: inject cache into docker
-        uses: reproducible-containers/buildkit-cache-dance@v3.1.0
-        with:
-          cache-source: /opt/hostedtoolcache/pip
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
       - name: Login to gitea
         uses: docker/login-action@v3
         with:
@@ -80,25 +63,20 @@ jobs:
           username: ${{ secrets.USERNAME_GITEA }}
           password: ${{ secrets.PASSWORD_GITEA }}
 
-      - name: Build and push
+      - name: Build image
-        uses: docker/build-push-action@v6
-        with:
-          context: .
-          file: infra/production/dockerfile
-          push: true
-          build-args: |
-            ALLOWED_HOSTS='django.tryton.geeraert.eu'
-            DEBUG='True'
-          tags: |
-            gitea.tryton.geeraert.eu/pi-ux-ce/django-python:latest
-            gitea.tryton.geeraert.eu/pi-ux-ce/django-python:${{ env.next_version }}
-          cache-from: type=local,src=/opt/hostedtoolcache/.buildx-cache
-          cache-to: type=local,dest=/opt/hostedtoolcache/.buildx-cache-new,mode=max
-
-      - name: Move cache
         run: |
-          rm -rf /opt/hostedtoolcache/.buildx-cache
+          docker build \
-          mv /opt/hostedtoolcache/.buildx-cache-new /opt/hostedtoolcache/.buildx-cache
+            -f infra/production/dockerfile \
+            --build-arg ALLOWED_HOSTS='django.tryton.geeraert.eu' \
+            --build-arg DEBUG='True' \
+            -t gitea.tryton.geeraert.eu/pi-ux-ce/django-python:latest \
+            -t gitea.tryton.geeraert.eu/pi-ux-ce/django-python:${{ env.next_version }} \
+            .
+
+      - name: Push image
+        run: |
+          docker push gitea.tryton.geeraert.eu/pi-ux-ce/django-python:latest
+          docker push gitea.tryton.geeraert.eu/pi-ux-ce/django-python:${{ env.next_version }}
 
       - name: Rollout Django to force pulling the new image
         uses: actions-hub/kubectl@master