Sanitize DB errors before they reach the model, so it never quotes your Postgres schema to a user. Extracted & verified — repo landing next.
An unsanitized database error inside a prompt becomes a schema leak in the chat window. Fifteen lines that close a hole most AI apps ship with.
24 interactive classes on shipping real tools with Claude Code and a terminal — the same process that built this shelf, not a drag-and-drop toy track.
Every class ends with a working artifact you keep. The proof it works? You're looking at it — this whole shelf was built that way.
See the 24 classes