try Windows Perl CI

Author: mohawk2

.github/workflows/ci.yml

@@ -0,0 +1,30 @@
+name: msvc
+on:
+  push:
+    branches:
+      - '*'
+    tags-ignore:
+      - '*'
+  pull_request:
+jobs:
+  msvc:
+    runs-on: windows-latest
+    steps:
+      - name: Get/extract
+        shell: bash
+        run: |
+          curl https://cpan.metacpan.org/src/5.0/perl-5.40.1.tar.gz -o perl.tgz
+          tar zxvf perl.tgz
+      - name: Build
+        shell: cmd
+        run: |
+          call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
+          dir
+          cd perl-5.40.1\win32
+          dir
+          nmake CCTYPE=MSVC142 CFG=Debug
+      - name: Show Config
+        shell: cmd
+        run: |
+          .\perl.exe -V
+          .\perl.exe -e "use Config; print Config::config_sh"