add recipt to create release on gh

Author: pelikhan

CONTRIBUTING

@@ -0,0 +1,12 @@
+## Development environment
+
+-  You can use codespaces or run `npm install` after cloning the repo.
+-  Open Visual Studio Code with the DeviceScript extension installed
+
+## Create a release
+
+```bash
+npm version patch
+git push --all
+gh release create --generate-notes
+```