System Analysis (SA) Skill

This skill focuses on System Analysis & Design, aiming to transform business requirements from the PRD into executable technical solutions. SA is the bridge connecting "What to do" (PRD) with "How to do" (Code).

SA Core Responsibilities

1. Architecture Design: Define the high-level system structure, module divisions, and responsibilities.
2. Data Modeling: Design database schema, data structures, and storage strategies.
3. Interface Design: Define API specifications, function signatures, and interaction protocols.
4. Process Logic: Clarify complex business logic through diagrams (Flowchart, Sequence Diagram).
5. Testing Strategy: [Critical] Analyze the impact of changes on existing tests and define the testing plan.

SA Artifacts

• System Design Document (SDD): The system design specification. See references/system_design_doc.md.
• API Specification: API specification document (Swagger/OpenAPI or Markdown).
• Database Schema: ER Model or JSON Schema definitions.

How to Use This Skill