operator-channel's notify takes every-channel, which the router sends on every channel's send, as a break-glass act is announced; the teller tells widens, recovery-merged and forge-made through it. A fixture reads the input. Generated code waits for K21. Builds: design 47 G §514 Claude-Session: https://claude.ai/code/session_01JG73KEq4zoDfM9WtYpcQgZ