Creating a session is a 6-step wizard (언제 → 어디서 → 누구 → 옵션 → 규칙 → 확인) in a WizardShell; editing is a config-only scroll subset where fee/format/rotation/deadline are locked. No tier-range field. A draft-resume banner offers 이어서 작성.
apps/mobile/app/create-session.tsx → sessions/src/create-session-screen.tsx (wizard) · sessions/[sessionId]/edit.tsx
packages/features/sessions/src/create-session-screen.tsxpackages/features/sessions/src/edit-session-screen.tsxpackages/ui/src/wizard-shell.tsxpackages/ui/src/wizard-draft-banner.tsx