Context

개요: 하네스 공통 컨텍스트(정체성, 원칙, 컨벤션, 우선순위) 입구.

Shared harness context loaded early (progressively, not the whole archive).

Doc	Role
identity.md	Whose harness this is
engineering-principles.md	Priority principles
coding-conventions.md	Shared implementation conventions
writing-conventions.md	문서를 작성하거나 수정할 때만 보는 글쓰기 기준
precedence.md	Conflict resolution order