sequenceDiagram
    participant U as 用户
    participant F as {FRONTEND_NAME}
    participant B as {BACKEND_NAME}
    participant C as {CORE_LOGIC_NAME}
    participant D as {DATABASE_NAME}

    U->>F: {USER_ACTION}
    Note over F: {FRONTEND_PROCESSING}

    F->>B: {API_REQUEST}<br/>{REQUEST_PAYLOAD}
    Note over B: {BACKEND_PROCESSING}

    B->>C: {CORE_INVOCATION}<br/>{INVOCATION_PARAMS}
    Note over C: {CORE_PROCESSING}

    C->>D: {DATA_OPERATION}
    D-->>C: {DATA_RESPONSE}

    C-->>B: {CORE_RESULT}
    B-->>F: {API_RESPONSE}

    Note over F: {FRONTEND_RENDERING}
    F-->>U: {USER_RESULT}