Agent skill

Domain Cloud Native

by moeru-ai in moeru-ai/auv

A skill your agent uses when building cloud-native apps. An agent skill from moeru-ai/auv.

Apache-2.0Auto-check passedDevOps & Cloud

Install Domain Cloud Native

skills CLI
$ npx skills add moeru-ai/auv --skill domain-cloud-native -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install moeru-ai/auv domain-cloud-native --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/moeru-ai/auv.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/domain-cloud-native .claude/skills/domain-cloud-native && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
domain-cloud-native
GitHub stars
100
Used in
1 other repo
Token cost
~1k tokens
SKILL.md length
207 words
Files
1
Repo updated
First seen
Licence
Apache-2.0

At a glance

A skill your agent uses when building cloud-native apps. An agent skill from moeru-ai/auv.

  • Building cloud-native apps
  • SKILL.md covers Domain Constraints → Design…, Critical Constraints, Trace Down ↓ and Key Crates, plus 6 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Tasks that involve Microservices

What it does

Domain Cloud Native is an agent skill from moeru-ai/auv. Use when building cloud-native apps. Keywords: kubernetes, k8s, docker, container, grpc, tonic, microservice, service mesh, observability, tracing, metrics, health check, cloud, deployment, 云原生, 微服务, 容器

Its SKILL.md is about 1k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in DevOps & Cloud, covering Microservices, Container orchestration and Observability. It works with Kubernetes, gRPC, Docker and OpenTelemetry. The repository describes itself as: 📱🐭 No we are not computer use, it's Application Use Via... a unified orchestration layer of OS automation, 0 token cost. The licence is Apache-2.0.

When your agent uses it

  • Building cloud-native apps
  • Tasks that involve Microservices
  • Tasks that involve Container orchestration

Example prompts

  • “/domain-cloud-native”

Requirements

  • Docker

What it can do on your machine

Read from SKILL.md and the folder at commit 4042350. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are rust).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Domain Cloud Native loads about 1k tokens when it runs. Until then it costs about 56 tokens; SKILL.md has 207 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~56
When it runs · the whole SKILL.md, loaded when a task matches
~1k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from moeru-ai/auv at commit 4042350, republished under its Apache-2.0 licence (© moeru-ai). 207 words, ~1,005 tokens.

Download SKILL.mdSave it as .claude/skills/domain-cloud-native/SKILL.md (or your agent's skills folder).
name
domain-cloud-native
description
Use when building cloud-native apps. Keywords: kubernetes, k8s, docker, container, grpc, tonic, microservice, service mesh, observability, tracing, metrics, health check, cloud, deployment, 云原生, 微服务, 容器
user-invocable
false

Cloud-Native Domain

Layer 3: Domain Constraints

Domain Constraints → Design Implications

Domain RuleDesign ConstraintRust Implication
12-FactorConfig from envEnvironment-based config
ObservabilityMetrics + tracestracing + opentelemetry
Health checksLiveness/readinessDedicated endpoints
Graceful shutdownClean terminationSignal handling
Horizontal scaleStateless designNo local state
Container-friendlySmall binariesRelease optimization

Critical Constraints

Stateless Design
RULE: No local persistent state
WHY: Pods can be killed/rescheduled anytime
RUST: External state (Redis, DB), no static mut
Graceful Shutdown
RULE: Handle SIGTERM, drain connections
WHY: Zero-downtime deployments
RUST: tokio::signal + graceful shutdown
Observability
RULE: Every request must be traceable
WHY: Debugging distributed systems
RUST: tracing spans, opentelemetry export

Trace Down ↓

From constraints to design (Layer 2):

"Need distributed tracing"
    ↓ m12-lifecycle: Span lifecycle
    ↓ tracing + opentelemetry

"Need graceful shutdown"
    ↓ m07-concurrency: Signal handling
    ↓ m12-lifecycle: Connection draining

"Need health checks"
    ↓ domain-web: HTTP endpoints
    ↓ m06-error-handling: Health status

Key Crates

PurposeCrate
gRPCtonic
Kuberneteskube, kube-runtime
Dockerbollard
Tracingtracing, opentelemetry
Metricsprometheus, metrics
Configconfig, figment
HealthHTTP endpoints

Design Patterns

PatternPurposeImplementation
gRPC servicesService meshtonic + tower
K8s operatorsCustom resourceskube-runtime Controller
ObservabilityDebuggingtracing + OTEL
Health checksOrchestration/health, /ready
Config12-factorEnv vars + secrets

Code Pattern: Graceful Shutdown

rust
use tokio::signal;

async fn run_server() -> anyhow::Result<()> {
    let app = Router::new()
        .route("/health", get(health))
        .route("/ready", get(ready));

    let addr = SocketAddr::from(([0, 0, 0, 0], 8080));

    axum::Server::bind(&addr)
        .serve(app.into_make_service())
        .with_graceful_shutdown(shutdown_signal())
        .await?;

    Ok(())
}

async fn shutdown_signal() {
    signal::ctrl_c().await.expect("failed to listen for ctrl+c");
    tracing::info!("shutdown signal received");
}

Health Check Pattern

rust
async fn health() -> StatusCode {
    StatusCode::OK
}

async fn ready(State(db): State<Arc<DbPool>>) -> StatusCode {
    match db.ping().await {
        Ok(_) => StatusCode::OK,
        Err(_) => StatusCode::SERVICE_UNAVAILABLE,
    }
}

Common Mistakes

MistakeDomain ViolationFix
Local file stateNot statelessExternal storage
No SIGTERM handlingHard killsGraceful shutdown
No tracingCan't debugtracing spans
Static configNot 12-factorEnv vars

Trace to Layer 1

ConstraintLayer 2 PatternLayer 1 Implementation
StatelessExternal stateArc<Client> for external
Graceful shutdownSignal handlingtokio::signal
TracingSpan lifecycletracing + OTEL
Health checksHTTP endpointsDedicated routes

WhenSee
Async patternsm07-concurrency
HTTP endpointsdomain-web
Error handlingm13-domain-error
Resource lifecyclem12-lifecycle

© moeru-ai, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .agents/skills/domain-cloud-native of moeru-ai/auv.

Open the folder on GitHubat commit 4042350

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in moeru-ai/auv, which our catalogue first saw on October 11, 2026.

Compare with similar skills

Domain Cloud Native next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Domain Cloud Native compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Domain Cloud Native this skillmoeru-ai/auv1001 repos~1kAutomated safety check: PassApache-2.0
Logfire Infrastructurepydantic/skills140—~1.8kAutomated safety check: PassMIT
Kratos Developmentaide-family/moon253—~1.5kAutomated safety check: PassNone
Otel Profilesollygarden/opentelemetry-agent-skills106—~1.8kAutomated safety check: PassApache-2.0
Alloygrafana/skills282—~1.3kAutomated safety check: PassApache-2.0
Beylagrafana/skills282—~1.1kAutomated safety check: PassApache-2.0

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Questions about Domain Cloud Native

What does Domain Cloud Native do?

A skill your agent uses when building cloud-native apps. An agent skill from moeru-ai/auv. Domain Cloud Native is an agent skill from moeru-ai/auv. Use when building cloud-native apps.

When should I use Domain Cloud Native?

Domain Cloud Native fits situations like: building cloud-native apps; tasks that involve Microservices; tasks that involve Container orchestration.

How do I install Domain Cloud Native in Claude Code?

Run `npx skills add moeru-ai/auv --skill domain-cloud-native -a claude-code`. Or copy the skill folder (.agents/skills/domain-cloud-native in moeru-ai/auv) into .claude/skills/domain-cloud-native in your project. Claude Code loads it when a task matches its description.

How do I install Domain Cloud Native in Codex?

Run `npx skills add moeru-ai/auv --skill domain-cloud-native -a codex`. Or copy the skill folder (.agents/skills/domain-cloud-native in moeru-ai/auv) into .agents/skills/domain-cloud-native in your project. Codex loads it when a task matches its description.

Can I use Domain Cloud Native in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add moeru-ai/auv --skill domain-cloud-native -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/domain-cloud-native, .gemini/skills/domain-cloud-native, .github/skills/domain-cloud-native and .opencode/skills/domain-cloud-native in your project.

What does Domain Cloud Native need to run?

SKILL.md names no scripts, command-line tools or credentials: Domain Cloud Native is instructions for the agent only. Our summary lists: Docker.

Does Domain Cloud Native access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Domain Cloud Native safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Domain Cloud Native use?

Domain Cloud Native is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Domain Cloud Native use?

About 1k tokens (SKILL.md is roughly 4k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Domain Cloud Native?

Skills that share tags, products or a category with Domain Cloud Native: Logfire Infrastructure (pydantic/skills, 140 stars), Kratos Development (aide-family/moon, 253 stars), Otel Profiles (ollygarden/opentelemetry-agent-skills, 106 stars) and Alloy (grafana/skills, 282 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Domain Cloud Native?

moeru-ai (a GitHub organization) maintains it in moeru-ai/auv, which has 100 GitHub stars. The repository was last updated on October 11, 2026.

Source: moeru-ai/auv on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.