weichen
a1a50e0e6f
Why: Turn the approved evidence-first design into bounded zero-paid tasks without relaxing tool completion.
Evidence: User approved Documents 54d39ef for planning; plan link, placeholder, spec coverage, and diff checks passed.
Impact: Documentation only; product code, provider calls, A01, merge, and deployment remain unauthorized.
Refs: Agent-System-Dev feature/fast-slow-u2-u3-plan; Documents PR #95