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perf-tune
Analyze code for performance by identifying one bottleneck or hot path at a time, explaining why it matters, and proposing the exact optimized version. Waits for approval before moving to the next. Use when user wants to optimize performance, profile code, or mentions "perf-tune".
Install with Codex or Claude Copy this prompt, paste it into Codex, Claude, or another assistant, and let it review the skill page and install it for you.