ci: use bash as default shell for compat with makefile globbing usage

dbjorge · dbjorge · commit e93d9431118e · 2024-12-13T20:16:53.000-08:00
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -2,6 +2,10 @@ name: CI
 
 on: [push, pull_request]
 
+defaults:
+  run:
+    shell: bash
+
 jobs:
   ci:
     runs-on: ubuntu-latest
