Sync AGENTS/CLAUDE: Q1~Q7 confirmed, Phase 1 A–C complete

Co-authored-by: okuma <o0kuma@users.noreply.github.com>

AGENTS.md

@@ -18,9 +18,10 @@ When documents disagree, follow this order:
 
 Notes:
 
-- Q1~Q7 in `decision-log.md` are **제안 (tentative)**, not final meeting
-  decisions. Do not silently reverse them. If a change is required, update
-  `decision-log.md` and all derived docs in the same change.
+- Q1~Q7 in `decision-log.md` are **확정** (Phase 1 C, 2026-07-30). PoC-dependent
+  sub-questions (default autonomy level, whitelist defaults, final branding)
+  stay open — do not invent those. To reverse a Q, update `decision-log.md` and
+  derived docs in the same change.
 - Prefer `decision-log.md` (and the synced summary in `PLANNING.md` §2) for
   current working answers.
 - Working delivery order is **자체 앱 클로즈드 베타 first → OS 레이어 later**

CLAUDE.md

@@ -4,10 +4,10 @@ Follow the project instructions in [@AGENTS.md](./AGENTS.md).
 
 Quick context:
 
-- This repo started as planning docs only; Phase 1 app-build has now begun.
-  Check `docs/roadmap.md` Phase 1 checklist before starting app-build work.
-- Working product name: **분신** (tentative).
-- Source of working decisions: `docs/decision-log.md` (status: 제안).
+- Phase 1 A~C are in place (`core-backend/`, `ai-service/`, `mobile/`). Next is
+  **D — human PoC** (`docs/roadmap.md`). Do not start PoC early or invent §3 defaults.
+- Working product name: **분신** (가칭 확정).
+- Source of decisions: `docs/decision-log.md` (Q1~Q7 **확정**; PoC sub-questions open).
 - v1 scope: self-app closed beta, L0~L2, 읽씹 종결 + 단톡 따라잡기, Android first.
 - Hard bans for v1: L3/L4, OS-layer over third-party messengers, B2B.
 - Never weaken escalation, twin badge, peer veto, or undo.