0xdhx fae0c6ae1a fix(#2665): stop watching shared ground, and derive the artifact prefix too
The previous commit widened the guard's watch set and claimed the enumeration
was complete. Re-running the pre-push adversarial gate on that commit -- which I
should have done before pushing it, and did not -- refuted the claim on four
counts. All four were real.

1. FALSE POSITIVES, which is the worse polarity. `hooks/lib`,
   `hooks/package.json`, `scripts/lib` and `scripts/changeset` were watched
   WHOLESALE. The installer preserves foreign files in every one of them -- it
   removes the CommonJS marker only on an exact content match, because "a
   user-authored package.json is never deleted" -- so a user editing their own
   helper mid-suite tripped the guard. A driven probe produced four violations
   from touching only user-owned files. Watching shared ground is exactly what
   the module's SCOPE note refuses: a guard that cries wolf gets switched off,
   and then catches nothing at all. Now only exact GSD filenames inside those
   dirs are watched, and a test asserts foreign edits stay silent.

2. THE PREFIX WAS HARDCODED, which is this PR's own defect one level down. Each
   artifactLayout declares its OWN prefix, and kimi's `kimi-agents` layout
   declares `gsd` with no hyphen, writing `agents/gsd.yaml` and `agents/gsd.md`.
   A fixed `gsd-` scan is structurally blind to both, as it is to pi's
   `extensions/gsd.js`. The prefix is now derived per parent, as a SET -- the
   same destSubpath carries different prefixes across runtimes (`agents` appears
   with both `gsd` and `gsd-`). `extensions` joins the non-registry parents; pi
   declares no artifactLayout at all, so no registry walk could find it.

3. THE ENTRY BOUND FAILED OPEN on a non-finite limit: `Math.max(0, NaN)` is NaN,
   and every budget comparison against NaN is false, so the walk was unbounded --
   the single thing the constant exists to prevent. Clamped with Number.isFinite.
   The walk also kept invoking itself for every remaining sibling after the
   budget was gone; it now returns.

4. THE RESIDUAL LIST WAS WRONG AGAIN. `agents/subagents/**` (kimi stages under an
   unprefixed intermediate dir), the loose capability generators, and the
   `extensions`/`plugins` CommonJS markers are all unwatched and were unnamed.
   They are named now, and the four shared dirs are recorded as DELIBERATELY not
   watched -- a different thing from missed.

Each fix is negative-controlled and each control fires. The NaN control did not
fire on its first form: the test asserted `truncated: false`, which the broken
code also produces on a small tree, so it discriminated nothing. Repaired with a
NaN perTarget against a small finite ceiling, where the two behaviours differ.
2026-08-08 05:50:49 -05:00

GSD Core

Git. Ship. Done.

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A light-weight meta-prompting, context engineering, and spec-driven development system for Claude Code, OpenCode, Antigravity CLI, Kimi CLI, Kilo, Codex, Copilot, Cursor, Windsurf, and more.

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What is GSD Core

GSD Core is a context-engineering and spec-driven development framework that drives AI coding agents (Claude Code, Codex, Antigravity CLI, Kimi CLI, Copilot, Cursor, and more) through a disciplined phase loop. It solves context rot — the quality degradation that accumulates as an AI fills its context window — by running all heavy research, planning, and execution work in fresh-context subagents while keeping your main session lean.


How it works

Each milestone repeats the same five-step loop, one phase at a time:

  1. Discuss — capture implementation decisions before anything is planned
  2. Plan — research, decompose, and verify the plan fits a fresh context window
  3. Execute — run plans in parallel waves; each executor starts with a clean 200k-token context
  4. Verify — walk through what was built; diagnose and fix before declaring done
  5. Ship — create the PR, archive the phase, repeat for the next one

Quickstart

npx @opengsd/gsd-core@latest

The installer prompts for your runtime (Claude Code, OpenCode, Antigravity CLI, Kimi CLI, Kilo, Codex, Copilot, Cursor, Windsurf, and more) and whether to install globally or locally. The installer is required for cross-runtime compatibility — do not copy files from agents/ or commands/ directly.

On another runtime or without Node.js? See Install on your runtime.

Once installed, start a new project or onboard an existing repo:

/gsd-new-project   # greenfield project
/gsd-onboard       # existing codebase

New here? Follow Your first project for a guided walkthrough from install to first shipped phase, or Onboarding an existing codebase for brownfield setup.


Documentation

What's new in 1.7.0 → docs/whats-new-1.7.0.md

Tutorials — learning by doing:

How-to guides — task-focused recipes:

Reference — authoritative facts:

Explanation — concepts and design decisions:

Full index: docs/README.md. Other languages: 日本語 · 한국어 · Português · 简体中文.


Why it works

Most AI-coding setups fail at scale because context bloat silently degrades output quality, there is no shared memory between sessions, and nothing verifies that code actually works. GSD Core solves all three: heavy work runs in fresh subagents, structured artifacts like STATE.md and CONTEXT.md survive session boundaries, and the verify step walks through what was built and generates fix plans before a phase is declared done. See docs/explanation/context-engineering.md for the full reasoning.

Troubleshooting? See docs/how-to/recover-and-troubleshoot.md.


Community

Project Platform
gsd-opencode Original OpenCode port
Discord Community support

Star History

Star History Chart

License

MIT License. See LICENSE for details.


Claude Code is powerful. GSD Core makes it reliable.

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