fix: branch name

Author: xDarksome

.github/workflows/docker-publish.yml

@@ -4,12 +4,12 @@ name: Build and Publish Docker Image
 on:  # yamllint disable-line rule:truthy
   push:
     branches:
-      - main
+      - master
     tags:
       - 'v*'
   pull_request:
     branches:
-      - main
+      - master
 
 env:
   REGISTRY: ghcr.io