gitGraph
  commit id: "기능 개발 시작"

  branch feature/user
  checkout feature/user
  commit id: "코드 작성"

  checkout main
  branch dev/deploy-YYYYMMDD
  checkout dev/deploy-YYYYMMDD
  merge feature/user tag: "feature/user 머지"
  commit id: "dev 배포"
  commit id: "개발 검증 ✓"

  checkout main
  branch dev/main
  checkout dev/main
  merge feature/user tag: "feature/user → dev/main 검증된 코드"

  checkout main
  branch stage/deploy-YYYYMMDD
  checkout stage/deploy-YYYYMMDD
  merge feature/user tag: "feature/user 머지"
  commit id: "stage 배포"
  commit id: "QA 검증 ✓"

  checkout main
  branch stage/main
  checkout stage/main
  merge feature/user tag: "feature/user → stage/main - 검증된 코드"

  checkout main
  merge feature/user tag: "feature/user → main"
  branch release/service
  checkout release/service
  commit id: "feature/user 배포"

flowchart TD
    A[개발자] --> B["main 기준 feature/* 브랜치 생성"]
    B --> C[기능 개발 완료]

    C --> D["dev/deploy-YYYYMMDD로 머지"]
    D --> E[개발 서버 배포]
    E --> F{개발 환경 검증}

    F -->|검증 실패| G["feature/* 수정"]
    F -->|검증 성공| H["feature/* → dev/main 머지"]
    G --> C

    H --> I{스테이지 배포?}
    I -->|예| J["feature/* → stage/deploy-YYYYMMDD 머지"]
    I -->|아니오| K[개발 완료]

    J --> L[스테이지 서버 배포]
    L --> M{스테이지 검증}

    M -->|검증 실패| N["feature/* 수정"]
    M -->|검증 성공| O["feature/* → stage/main 머지"]
    N --> C

    O --> P{운영 배포?}
    P -->|예| Q["feature/* → main 머지"]
    P -->|아니오| R[스테이징 완료]

    Q --> S["main → release/$service 머지"]
    S --> T[운영 서버 배포]
    T --> U[운영 완료]

    V[주간 검증된 코드] --> W["dev/deploy-YYYYMMDD 자동 생성"]
    V --> X["stage/deploy-YYYYMMDD 자동 생성"]