Add macos and windows builds

Author: j-fu

.github/workflows/ci.yml

@@ -15,11 +15,13 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.3' # Replace this with the minimum Julia version that your package supports. E.g. if your package requires Julia 1.5 or higher, change this to '1.5'.
-          - '1' # Leave this line unchanged. '1' will automatically expand to the latest stable 1.x release of Julia.
+          - '1.0' # Replace this with the minimum Julia version that your package supports. E.g. if your package requires Julia 1.5 or higher, change this to '1.5'.
+          - '1'   # Leave this line unchanged. '1' will automatically expand to the latest stable 1.x release of Julia.
           - 'nightly'
         os:
           - ubuntu-latest
+          - macos-latest
+          - windows-latest
         arch:
           - x64
     steps: