fix(server): project Claude plans and todos

Translate TodoWrite and ExitPlanMode tool input into canonical todo-list and proposed-plan artifacts so every client can render Claude planning state.

Finding: R05

Model: GPT-5.6 Sol via Codex
1cefb8d9bbJulius Marminge committed on 9/1/2026, 4:32:53 AMparent6edfc32
2 files changedLine totals unavailable