use the internal component MnemonicLabel
rework the logic of the mnemonic string (the version that added & didn't work correctly) and use it in GlobalDrawerActionItem also make sure that standalone & don't get interpreted as a wanted accelerator
rework the logic of the mnemonic string (the version that added & didn't work correctly) and use it in GlobalDrawerActionItem also make sure that standalone & don't get interpreted as a wanted accelerator