Before publishing the recording of a lesson conduct via Google Meet you might want to edit out the beginning of the meeting when you're doing "housekeeping" stuff before the lesson actually begins. To edit the recording you'll need to download the recording then upload it into your video editor of choice (I'd recommend WeVideo or iMovie). In this short video I demonstrate how to download the recording of a Google Meet video call. Remember, any Google Meet that is recorded will automatically be saved to a folder in your Google Drive.
On a related note, here's an overview of ten Google Meet features teachers should know how to use.