chamber: Skill for Claude Code

.github/skills/ship/SKILL.md

ship is a skill for Claude Code, Codex from ianphil/chamber. It costs 82 tokens per session (2,596 once invoked), scanned A, original, MIT.

An end-to-end workflow for preparing and creating pull requests in the Chamber repository. A pull request is a proposed code change submitted for review before merging.

In plain words
What is it for?
Use it when the user asks to ship, finalize, land, prepare, or open a pull request for Chamber work.
Why use it?
It standardizes rebasing, version and changelog updates, issue links, tests, optional review, and GitHub submission, with interactive and automatic modes.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

This is ianphil/chamber's own configuration. It tells Claude Code and Codex how to work on chamber itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything chamber configures →

Needs its repository: it reads a path above its own folder, which exists only inside the repository. The line is [`ai-docs/release-channels.md`](../../../ai-docs/release-channels.md)..

Reuse

Borrowing it

Nothing to install: this file belongs to ianphil/chamber. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/ianphil/chamber/master/.github/skills/ship/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/ianphil/chamber

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ship

README.md
[![agentmods](https://agentmods.dev/badge/skills/ianphil/chamber/ship/github.svg)](https://agentmods.dev/skills/ianphil/chamber/ship)
Your own site
<a href="https://agentmods.dev/skills/ianphil/chamber/ship"><img src="https://agentmods.dev/badge/skills/ianphil/chamber/ship/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for ship

Your own site · 80×15
<a href="https://agentmods.dev/skills/ianphil/chamber/ship"><img src="https://agentmods.dev/badge/skills/ianphil/chamber/ship.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 82 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,596 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00082 $0.02596
Opus 5.5 $0.00033 $0.01038
Sonnet 5.5 $0.00016 $0.00519
Haiku 4.5 $0.00008 $0.00260

Measured 2mo ago against content hash 145299fd0d7f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ship scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.github/skills/ship/SKILL.md · 261 lines

How it starts

The opening of the file, as written. The whole thing — 261 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Ship Skill

Drive Chamber work from a feature branch to a clean, reviewable pull request. This skill replaces the older pr workflow name; use it for "ship", "ship it", "open a PR", "prepare this PR", "finalize", "land this branch", and related shipping requests.

The user is ianphil. The default base branch is master unless a caller supplies a stack parent branch. Commits must include the Chamber Co-authored-by trailer. Use gh for all GitHub operations. Never use MCP.

Modes

Interactive mode

Use interactive mode for one-off user requests when defaults were not already approved. In this mode, ask before applying version bumps, changelog entries, Uncle Bob review, and optional packaging smoke.

Autopilot mode

Use autopilot mode when:

  1. The issue-slate skill invokes this skill with confirmed slate defaults.
  2. The user explicitly says to run on autopilot, ship the slate, or use defaults.
  3. A roadmap already records the answers for versioning, changelog, closing issues, review, and smoke policy.

In autopilot mode, do not stop for repeated confirmation prompts. Apply these defaults automatically:

Prompt area Autopilot default
Change classification Pick the conventional kind (KaC canonical: added/changed/deprecated/removed/fixed/security; Chamber extensions: breaking/perf/refactor/docs/tests/build/ci/chore/packaging) from the diff; the release skill computes the actual version bump later from accumulated ## [Unreleased] entries.
Changelog Append a bullet under the matching ### Heading of ## [Unreleased] using scripts/append-changelog-entry.js.
Closing issue Include all planned issue refs from the roadmap or branch commit messages.
Uncle Bob Run for non-trivial, runtime, architecture, SDK, security, or broad behavior changes; skip for small docs, tests, and focused UI fixes.
Packaging sandbox Do not run npm run make:sandbox; use npm run package only when packaging/startup paths need smoke coverage.
PR base Use the supplied stack parent branch; otherwise use master.

Read the full file on GitHub · 261 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 261 lines · 82 tokens per session scan A 145299fd0d7f

Subscribe to this mod's changes

ship is a skill published in the GitHub repository ianphil/chamber (12 stars, last pushed 1mo ago), licensed MIT. It adds 82 tokens to every session and 2,596 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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