Optimization Playbook

This legacy route now points to the canonical Methodology section.

The original diagnosis loop and experiment guidance have been consolidated so the repository has one authoritative "how we optimize" surface.

Canonical destinations

• Methodology Overview
• Benchmark Discipline
• Diagnosis Loop
• Validation Overview

What moved

Old topic	New home
End-to-end optimization loop	Diagnosis Loop
Experiment templates	Benchmark Discipline
"Quality gate before claiming a speedup"	Validation Overview and Correctness Policy