GitHub action: add branch handling

.github/workflows/push.yml

@@ -1,8 +1,11 @@
 name: Build and publish
 
 on:
+  # https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#onpushpull_requestbranchestags
   push:
-    # branches: [ "main" ]
+    branches:
+      - '**' # all branches; with or without '/'
+      - '!main' # exclude main
     # Publish semver tags as releases.
     tags: [ 'v*.*.*' ]
   pull_request:

README.test.md

@@ -1,15 +1,29 @@
+# How to test
+
 ## Act testing GitHub Actions
 
 https://nektosact.com/usage/index.html
 
-To simulate 
+### To simulate a git tag
 
 * Create a file with the following:
+*
 ```json
 {
   "ref": "refs/tags/v1.99.91"
 }
 ```
 
-../tmp2/act -W .github/workflows/push.yml -s GITHUB_TOKEN push -e /tmp/event_tag.json
+* `../tmp2/act -W .github/workflows/push.yml -s GITHUB_TOKEN push -e /tmp/event_tag.json`
+
+### To simulate a git branch
+
+* Create a file with the following (might work if currently in a branch)
+
+``` json
+{
+  "ref": "refs/heads/leaf-3.0.8"
+}
+```
 
+* `../tmp2/act -W .github/workflows/push.yml -s GITHUB_TOKEN push -e /tmp/event_branch.json`