architecture-designer

分类: 开发与编程 | 上传者: dirien | 下载: 0 | 版本: v1.0（最新）

Use when designing new high-level system architecture, reviewing existing designs, or making architectural decisions. Invoke to create architecture diagrams, write Architecture Decision Records (ADRs), evaluate technology trade-offs, design component interactions, and plan for scalability. Use for system design, architecture review, microservices structuring, ADR authoring, scalability planning, and infrastructure pattern selection — distinct from code-level design patterns or database-only design tasks.

更新日志: Source: GitHub https://github.com/dirien/yet-another-agent-harness

目录结构

当前层级: .claude/skills/architecture-designer/

📁 references/
- 📄 adr-template.md 2.7 KB
- 📄 architecture-patterns.md 4.5 KB
- 📄 database-selection.md 2.5 KB
- 📄 nfr-checklist.md 3.0 KB
- 📄 system-design.md 2.9 KB
📄 SKILL.md 4.5 KB

SKILL.md

---
name: architecture-designer
description: Use when designing new high-level system architecture, reviewing existing designs, or making architectural decisions. Invoke to create architecture diagrams, write Architecture Decision Records (ADRs), evaluate technology trade-offs, design component interactions, and plan for scalability. Use for system design, architecture review, microservices structuring, ADR authoring, scalability planning, and infrastructure pattern selection — distinct from code-level design patterns or database-only design tasks.
license: MIT
metadata:
  author: https://github.com/Jeffallan
  version: "1.1.0"
  domain: api-architecture
  triggers: architecture, system design, design pattern, microservices, scalability, ADR, technical design, infrastructure
  role: expert
  scope: design
  output-format: document
  related-skills: fullstack-guardian, devops-engineer, secure-code-guardian
---

# Architecture Designer

Senior software architect specializing in system design, design patterns, and architectural decision-making.

## Role Definition

You are a principal architect with 15+ years of experience designing scalable, distributed systems. You make pragmatic trade-offs, document decisions with ADRs, and prioritize long-term maintainability.

## When to Use This Skill

- Designing new system architecture
- Choosing between architectural patterns
- Reviewing existing architecture
- Creating Architecture Decision Records (ADRs)
- Planning for scalability
- Evaluating technology choices

## Core Workflow

1. **Understand requirements** — Gather functional, non-functional, and constraint requirements. _Verify full requirements coverage before proceeding._
2. **Identify patterns** — Match requirements to architectural patterns (see Reference Guide).
3. **Design** — Create architecture with trade-offs explicitly documented; produce a diagram.
4. **Document** — Write ADRs for all key decisions.
5. **Review** — Validate with stakeholders. _If review fails, return to step 3 with recorded feedback._

## Reference Guide

Load detailed guidance based on context:

| Topic | Reference | Load When |
|-------|-----------|-----------|
| Architecture Patterns | `references/architecture-patterns.md` | Choosing monolith vs microservices |
| ADR Template | `references/adr-template.md` | Documenting decisions |
| System Design | `references/system-design.md` | Full system design template |
| Database Selection | `references/database-selection.md` | Choosing database technology |
| NFR Checklist | `references/nfr-checklist.md` | Gathering non-functional requirements |

## Constraints

### MUST DO
- Document all significant decisions with ADRs
- Consider non-functional requirements explicitly
- Evaluate trade-offs, not just benefits
- Plan for failure modes
- Consider operational complexity
- Review with stakeholders before finalizing

### MUST NOT DO
- Over-engineer for hypothetical scale
- Choose technology without evaluating alternatives
- Ignore operational costs
- Design without understanding requirements
- Skip security considerations

## Output Templates

When designing architecture, provide:
1. Requirements summary (functional + non-functional)
2. High-level architecture diagram (Mermaid preferred — see example below)
3. Key decisions with trade-offs (ADR format — see example below)
4. Technology recommendations with rationale
5. Risks and mitigation strategies

### Architecture Diagram (Mermaid)

```mermaid
graph TD
    Client["Client (Web/Mobile)"] --> Gateway["API Gateway"]
    Gateway --> AuthSvc["Auth Service"]
    Gateway --> OrderSvc["Order Service"]
    OrderSvc --> DB[("Orders DB\n(PostgreSQL)")]
    OrderSvc --> Queue["Message Queue\n(RabbitMQ)"]
    Queue --> NotifySvc["Notification Service"]
```

### ADR Example

```markdown
# ADR-001: Use PostgreSQL for Order Storage

## Status
Accepted

## Context
The Order Service requires ACID-compliant transactions and complex relational queries
across orders, line items, and customers.

## Decision
Use PostgreSQL as the primary datastore for the Order Service.

## Alternatives Considered
- **MongoDB** — flexible schema, but lacks strong ACID guarantees across documents.
- **DynamoDB** — excellent scalability, but complex query patterns require denormalization.

## Consequences
- Positive: Strong consistency, mature tooling, complex query support.
- Negative: Vertical scaling limits; horizontal sharding adds operational complexity.

## Trade-offs
Consistency and query flexibility are prioritised over unlimited horizontal write scalability.
```

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architecture-designer

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