Update cicd

.github/workflows/main.yml

@@ -3,6 +3,9 @@ name: Build and Push to Registry
 on:
   push:
     branches: [ main ]
+  pull_request:
+    types: [closed]
+    branches: [ main ]
 
 env:
   REGISTRY: git.4nkweb.com
@@ -11,6 +14,7 @@ env:
 jobs:
   build-and-push:
     runs-on: ubuntu-latest
+    if: github.event.pull_request.merged == true || github.event_name == 'push'
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4