docs/sequenceDiagrams/updateTodo.mermaid

sequenceDiagram
    title: Sequence Diagram for Updating a Todo
    note over Client: API Route: PUT /api/todos/{id}
    note over Client: Path Parameter: id (string)
    note over Client: Request Body: { title, description, completed }
    note over Client: Response: 200 OK, { id, title, description, completed, created_at }
    
    participant Client
    participant Server
    participant Service
    participant Storage

    Client->>Server: PUT /api/todos/{id}
    Server->>Service: updateTodo(id, data)
    Service->>Storage: updateTodo(id, data)
    Storage-->>Service: updatedTodo
    Service-->>Server: updatedTodo
    Server-->>Client: 200 OK, updatedTodo