Update main.yml

Remove automatic Build

.github/workflows/main.yml

@@ -1,9 +1,12 @@
 name: Build and Release on Tag
 
 on:
-  push:
-    branches:
-      - main
+  workflow_dispatch:
+    inputs:
+      branch:
+        description: 'Branch to build the Docker image from'
+        required: true
+        default: 'main'
 
 jobs:
   build-and-publish: