Allow HTTP/Insecure registry in Docker Buildx

Updated Docker Buildx setup to allow HTTP/Insecure registry.

.github/workflows/container-build.yml

@@ -22,27 +22,19 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      # 1. Determine Registry and Image Name dynamically
       - name: Prepare Registry Environment
         id: prep
         run: |
-          # Check if running on GitHub or Gitea
           if [[ "${{ github.server_url }}" == *"github.com"* ]]; then
-            echo "Running on GitHub"
             echo "REGISTRY=ghcr.io" >> $GITHUB_ENV
           else
-            echo "Running on Gitea"
-            # Strip 'https://' and trailing slashes from the server URL to get the hostname
-            # e.g., https://gitea.my-server.com/ -> gitea.my-server.com
+            # Strip protocol (http/https) to get just the hostname:port
             CLEAN_HOST=$(echo "${{ github.server_url }}" | sed -e 's|^[^/]*//||' -e 's|/.*$||')
             echo "REGISTRY=$CLEAN_HOST" >> $GITHUB_ENV
           fi
-
-          # Docker images must be lowercase. GitHub/Gitea repos might contain uppercase.
           IMAGE_NAME=$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')
           echo "IMAGE_NAME=$IMAGE_NAME" >> $GITHUB_ENV
 
-      # 2. Login using the dynamic REGISTRY variable
       - name: Log in to Container Registry
         uses: docker/login-action@v3
         with:
@@ -50,10 +42,15 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      # UPDATED STEP: Allow HTTP/Insecure registry
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+        with:
+          buildkitd-config-inline: |
+            [registry."${{ env.REGISTRY }}"]
+              http = true
+              insecure = true
 
-      # 3. Push using dynamic tags
       - name: Build and push multi-arch Docker image
         uses: docker/build-push-action@v5
         with: