architecture-patterns SKILL.md skillA

architecture-patterns from ninjasln-labs/agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add ninjasln-labs/agent-skills/architecture-patterns@v1.2.0

Pins v1.2.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
ninjasln-labs/agent-skills
Path
architecture-patterns/SKILL.md
Versions recorded
5
Latest version
v1.2.0, committed Oct 2, 2026
First version recorded
Aug 3, 2026
Size
11,920 bytes
Repository stars
3
License
none declared

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design (ports/adapters, dependency rule, in-memory adapters for unit tests). Use when designing clean architecture for a new microservice, refactoring a monolith to bounded contexts, implementing hexagonal or onion architecture, or debugging dependency cycles between application layers.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Architecture Patterns

## 中文速览(Quick Guide)

- **做什么**:按 Clean Architecture、六边形架构与 DDD 战术模式,落地分层结构、依赖规则、接口定义与测试边界。
- **何时用**:设计新后端服务、把逻辑与 ORM/HTTP 纠缠的单体拆出边界上下文,或排查层间循环依赖、框架装饰器侵入领域实体等问题。
- **核心步骤**:①确认目标服务/模块(无则先问、模块不存在就报 not found)→ ②按 Clean/Hexagonal/DDD 组织 domain、application、ports、adapters 并守住依赖规则 → ③用内存适配器写无需数据库的用例测试 → ④对照 Troubleshooting 里的可观察症状排查。
- **国内可达性**:本技能为本地代码结构分析与改写,不依赖境外在线服务。
Master proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design to build maintainable, testable, and scalable systems.

**Given:** a service boundary or module to architect.
**Produces:** layered structure with clear dependency rules, interface definitions, and test boundaries.

## When to Use This Skill

- Designing new backend services or microservices from scratch
- Refactoring monolithic applications where business logic is entangled with ORM models or HTTP concerns
- Establishing bounded contexts before splitting a system into services
- Debugging dependency cycles where infrastructure code bleeds into the domain layer
- Creating testable codebases where use-case tests do not require a running database
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add ninjasln-labs/agent-skills/architecture-patterns@sha256:1d324ef389d437ee

The line at the top of this page pins the label v1.2.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_rm4j5wanwhnfowst.svg)](https://markdownregistry.com/a/art_rm4j5wanwhnfowst)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Aug 3, 2026 and Oct 2, 2026, about one every 15 days.

versioncommittedcommitsizeaudit
v1.2.0 latest2026-10-02 6a4995b 11,920 BA view · diff
v1.1.02026-09-29 0febb7a 11,134 BA view · diff
v1.0.12026-09-22 75c75c0 8,165 BA view · diff
v1.0.02026-09-07 571fb57 8,063 BA view · diff
git:20260803.cf548c92026-08-03 cf548c9 7,985 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (11920 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

ninjasln-labs/agent-skills · 3 stars · license none declared · pushed 2026-10-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_rm4j5wanwhnfowst
GET https://markdownregistry.com/api/v1/resolve?ref=ninjasln-labs/agent-skills/architecture-patterns
GET https://markdownregistry.com/api/v1/blob/1d324ef389d437ee92ce614a92ba82634a2c12be6a5f07e8d222a3b674edf67d

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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