Agent skills you can copy and lessons learned the hard way, from a forward-deployed engineer who ships from Hawaii. Written for the people who actually have to put agents into production.
An agent skill that enforces a PII redaction floor before any LLM call, with "Use when / Never skip when" guidance and the data leak it prevents.
Copy the skill →How to make a non-deterministic system testable: capture-and-replay, verbatim vs redacted, and what it buys you in CI.
Read →The one-line litmus that kills most useless agent tests: would it still pass against a broken implementation?
Read →What shipped, the hard call I made, and one number — every month.
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