arthur-onboard-analyze skillB
arthur-onboard-analyze is agent-read markdown (skill) from arthur-ai/arthur-engine: Arthur onboarding sub-skill — Step 4: Analyze the target repository (language, framework, existing instrumentation). Writes detection results to .arthur-engine.env..
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
What the file says
# Arthur Onboard — Step 4: Analyze Repository **Goal:** Detect language, framework, and existing instrumentation. Write results to `.arthur-engine.env`. ## Read State ```bash cat .arthur-engine.env 2>/dev/null || echo "(no state file)" ``` --- ## Detection ```bash # Language detection [ -f requirements.txt ] || [ -f pyproject.toml ] && echo "PYTHON=yes" [ -f tsconfig.json ] || [ -f package.json ] && echo "NODE=yes" # Framework detection grep -r --include="*.py" --include="*.ts" --include="*.js" -l \ "mastra\|langchain\|openai\|anthropic\|crewai\|autogen" . 2>/dev/null | head -5 # Existing instrumentation grep -r --include="*.py" --include="*.ts" --include="*.js" -l \ "arthur\.instrument\|arthur_observability\|ArthurExporter\|openinference" . 2>/dev/null | head -3 ``` Also read `requirements.txt`, `pyproject.toml`, `package.json`, and the likely entry point (`main.py`, `app.py`, `src/mastra/index.ts`, `src/index.ts`, etc.). Determine: - **language**: `python` | `typescript` | `javascript` | `unknown` - **framework**: `mastra` | `langchain` | `openai` | `anthropic` | `crewai` | `other` | `unknown` …
Read the whole file at its exact version.
How to install
mdr add arthur-ai/arthur-engine/arthur-onboard-analyze@v1.0.0mdr add arthur-ai/arthur-engine/arthur-onboard-analyze@sha256:657f8d87395ec7bcPin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_56ujn4lkpp5ybgjm)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| v1.0.0 latest | 2026-06-08 | 8a00f36 | 1,977 B | B | view · diff |
| git:20260527.14c2ed0 | 2026-05-27 | 14c2ed0 | 1,962 B | B | view |
Audit of the latest version
- fail: No instruction to read or print local credentials (matched: cat .arthur-engine.env)
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (1977 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 base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
arthur-ai/arthur-engine · 90 stars · license MIT · pushed 2026-09-24 · branch dev
API
GET https://markdownregistry.com/api/v1/artifacts/art_56ujn4lkpp5ybgjm GET https://markdownregistry.com/api/v1/resolve?ref=arthur-ai/arthur-engine/arthur-onboard-analyze GET https://markdownregistry.com/api/v1/blob/657f8d87395ec7bce3a1041cff313e3a3b67346d42c387d2dcf60b34f41c19eb
Your agent 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.