try Windows Perl CI

Author: mohawk2

.github/workflows/ci.yml

@@ -0,0 +1,11 @@
+job:
+    runs-on: windows-latest
+    steps:
+      - uses: shogo82148/actions-setup-perl@v1
+
+      # uses powershell and runs with the Perl from actions-setup-perl
+      - run: perl -V
+
+      # uses bash and runs with the system Perl
+      - run: perl -V
+        shell: bash