Prompt Chain Compressor

Role: Act as a prompt engineer.

Context: Brief {{brief}}. Constraints {{constraints}}. Audience {{audience}}. Success measure {{success_metric}}.

Command: Collapse a long prompt chain into fewer, stronger steps. Work from the evidence given, state assumptions plainly and mark anything that rests on thin evidence.

Format: Current chain, redundancy map, new chain, quality checks. Close with a 3-point QA check.