Try to save cygwin install in an artifact.

diff --git a/.github/workflows/cygwin-save.yml b/.github/workflows/cygwin-save.yml
new file mode 100644 (file)
index 0000000..efa03d9
--- /dev/null
+++ b/.github/workflows/cygwin-save.yml
@@ -0,0 +1,20 @@
+name: cygwin-save
+
+on:
+  push:
+    branches: [ cygwin-artifact ]
+
+jobs:
+
+  save-artifact:
+    runs-on: windows-latest
+    steps:
+    - uses: crazy-max/ghaction-chocolatey@v1.2.2
+      with:
+        args: install -y --no-progress cygwin cyg-get
+    - name: prep
+      run: cyg-get make autoconf automake gcc-core gcc-g++ libssl-devel libzstd-devel liblz4-devel
+    - uses: actions/upload-artifact@v2
+      with:
+        name: tools-cygwin
+        path: /tools/cygwin