Disable branch trigger for Docker workflow in GitHub Actions

Author: linuxdaemon

.github/workflows/docker.yml

@@ -5,7 +5,7 @@ on:
   pull_request:
     branches: ['main']
   push:
-    branches: ['main']
+    # branches: ['main']
     tags: ['v*']
 
 # Defines two custom environment variables for the workflow. These are used for the Container registry domain, and a name for the Docker image that this workflow builds.