A GIST with good instructions/how to. Follow the steps until #8, but don’t paste in the following code block; instead scroll down a bit until you see Alternatively, this code can be used to save your tokens as a JSON file, and then paste in THAT code block. That should get you a json file with TOTP credentials ready to import to another FOSS authenticator. I like Aegis and it can import that json file from step 1.
Athletic Brewing NA beers are pretty good. Of course, they don’t get you buzzed, but the flavor is there. I especially enjoy the First Ride, from them. Wit’s peak is good for that I want a Witbier style of beers.
Your request goes against the unix philosophy. Grep does one thing and does it well. If you desire additional functionality, you should add another utility to accomplish what you want.