random findings about extensions create and debugging
get access to your extension settings with convenience
settings=imports.misc.extensionUtils.extensions[Object.keys(imports.misc.extensionUtils.extensions).filter(e=>e.match('^run-or-raise'))[0]].imports.convenience.getSettings()
settings.list_keys()
settings.get_value('switch-back-when-focused').get_boolean()
settings.get_boolean('switch-back-when-focused') // same
settings.set_boolean('switch-back-when-focused') // same