Shrimp farmers may have encountered this problem:

Contractor Claude and slave Kimi are deployed on a Mac Mini and directly on Kimi Claw, respectively, and cannot communicate with each other.
If you set the privacy mode in TG, every conversation requires @, which is too troublesome.
Finally, I thought of a simple and straightforward solution:
Create a Repo on Github, specifically for the two lobsters to serve as a message board.
Check the message board every half hour on both sides, and if no response is received in two hours, check if the other side is dead...
That moment of success made me instantly understand the design philosophy of the former Soviet Union.