Allow CI runs to be manually started

RobinDaugherty · RobinDaugherty · commit 95d811f794ff · 2020-11-04T11:55:09.000-05:00
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -7,6 +7,7 @@ on:
     - cron: '0 0 12,26 * *' # roughly every two weeks to run on new Ruby versions
   pull_request:
     branches: [ master ]
+  workflow_dispatch:
 
 jobs:
   test:
