https://self.md/signals/2026-09-27-four-ways-to-make-an-agent-session-leave-a-receipt/self.mden2026-09-27T00:00:00Zfour ways to make an agent session leave a receipthttps://self.md/signals/2026-09-26-the-agent-has-an-expense-account-a-memory-bank-and-a-missing/self.mden2026-09-26T00:00:00Zthe agent has an expense account, a memory bank, and a missing working directory