Restrict binder badge to PR open event

fcollonval · web-flow · commit 5768a3aafb70 · 2020-11-11T12:04:32.000+01:00
diff --git a/.github/workflows/binder-on-pr.yaml b/.github/workflows/binder-on-pr.yaml
@@ -1,6 +1,8 @@
 # Reference https://mybinder.readthedocs.io/en/latest/howto/gh-actions-badges.html
 name: Binder Badge
-on: [pull_request_target]
+on:
+  pull_request_target:
+    types: [opened]
 
 jobs:
   binder:
