add manual trigger option

.github/workflows/CI_publish_pypi.yml

@@ -3,6 +3,12 @@ name: Publish
 on:
   release:
     types: [published]
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: Tag for manually running the Publish workflow
+        required: False
+        default: ''
 
 jobs:
   build: