Add gh release creation in publish script

publish.sh

@@ -32,7 +32,7 @@ then
     git tag $VERSION $COMMIT_ID -m "Release of version $VERSION"
     git push --tags
     echo "Done!"
-    echo "Now create a release on GitHub!"
+    gh release create "$VERSION" -F CHANGELOG.md
 else
     echo "Aborting"
 fi