Update docker socket

.gitea/workflows/publish-image.yaml

@@ -4,10 +4,21 @@ on: [push]
 jobs:
   build-and-push:
     runs-on: ubuntu-latest
+
+    env:
+      DOCKER_HOST: tcp://localhost:2375
+      # If localhost fails, try: tcp://docker:2375 (depending on service alias)
+
     steps:
       - name: Checkout
         uses: actions/checkout@v3
 
+      # This handles the connection to the daemon properly
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          driver-opts: image=moby/buildkit:master
+
       - name: Login to Gitea Registry
         # We use the internal URL for speed, but external DNS for the registry name
         uses: docker/login-action@v2