add note about no official support for windows

Author: jcbhmr

main.sh

@@ -2,8 +2,11 @@
 set -ex
 
 if [[ $RUNNER_OS == Windows ]]; then
+  echo "There is no official way to run code-server on Windows. Try using "
+  echo "'runs-on: ubuntu-latest' if you encounter problems."
   pushd "$(mktemp -d)"
-  export FORCE_NODE_VERSION=18
+  npm install -g node-gyp
+  export FORCE_NODE_VERSION=$(node -p process.versions.node)
   old_script_shell=$(npm config get script-shell)
   npm config set script-shell 'C:\Program Files\Git\bin\bash.exe'
   npm install --global "code-server@$INPUT_CODE_SERVER_VERSION" --unsafe-perm