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Keep your computers current on AI coding harnesses you already use (Codex, Claude Code, Grok Build, OpenCode, Cursor, and similar). Update installed tools only.

Generalized engineering outer loop. Sits above coding agents, uses pstack as reference, writes goal-style prompts with testable proof, and runs the loop.

Leads with what can break, what is untested and where the context is too thin to judge, so review starts at the scary part of the diff instead of the easy part.