Simplify workflow: only build on main push, no tags/releases

Author: hsiang-han

.github/workflows/docker-publish.yml

@@ -3,7 +3,6 @@ name: Build and Publish Docker Image
 on:
   push:
     branches: [main]
-    tags: ["v*"]
   pull_request:
     branches: [main]
 
@@ -40,7 +39,6 @@ jobs:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |
             type=ref,event=branch
-            type=semver,pattern={{version}}
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build and push