Update build-container.yml

Author: mythz

.github/workflows/build-container.yml

@@ -88,5 +88,7 @@ jobs:
           dotnet-version: 8.0.x
 
       - name: Build and push Docker image
+        env:
+          SERVICESTACK_LICENSE: ${{ secrets.SERVICESTACK_LICENSE }}
         run: |
-          dotnet publish --os linux --arch x64 -c Release -p:ContainerRepository=${{ env.image_repository_name }} -p:ContainerRegistry=ghcr.io -p:ContainerImageTags=latest -p:ContainerPort=80
+          dotnet publish --os linux --arch x64 -c Release -p:ContainerRepository=${{ env.image_repository_name }} -p:ContainerRegistry=ghcr.io -p:ContainerImageTags=latest -p:ContainerPort=80 -p:ContainerEnvironmentVariable="SERVICESTACK_LICENSE=${{ secrets.SERVICESTACK_LICENSE }}"