fix: avoid duplicate Codex skill discovery (#236)

Adds migrate_direct_codex_install() to move old direct installs from
~/.codex/skills/gstack to ~/.gstack/repos/gstack. Adds
create_codex_runtime_root() to expose only runtime assets (bin/, browse/,
review files) via symlinks instead of symlinking the entire repo.

Fixes #235

Co-authored-by: shichangs <shichangs@users.noreply.github.com>
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Garry Tan
2026-03-22 14:43:50 -07:00
parent c63e624f7f
commit 5db711e113
3 changed files with 97 additions and 8 deletions
+6 -2
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@@ -61,10 +61,14 @@ Real files get committed to your repo (not a submodule), so `git clone` just wor
gstack works on any agent that supports the [SKILL.md standard](https://github.com/anthropics/claude-code). Skills live in `.agents/skills/` and are discovered automatically.
```bash
git clone https://github.com/garrytan/gstack.git ~/.codex/skills/gstack
cd ~/.codex/skills/gstack && ./setup --host codex
git clone https://github.com/garrytan/gstack.git ~/gstack
cd ~/gstack && ./setup --host codex
```
`setup --host codex` creates the runtime root at `~/.codex/skills/gstack` and
links the generated Codex skills at the top level. This avoids duplicate skill
discovery from the source repo checkout.
Or let setup auto-detect which agents you have installed:
```bash
+67 -6
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@@ -11,6 +11,8 @@ fi
GSTACK_DIR="$(cd "$(dirname "$0")" && pwd)"
SKILLS_DIR="$(dirname "$GSTACK_DIR")"
BROWSE_BIN="$GSTACK_DIR/browse/dist/browse"
CODEX_SKILLS="$HOME/.codex/skills"
CODEX_GSTACK="$CODEX_SKILLS/gstack"
IS_WINDOWS=0
case "$(uname -s)" in
@@ -48,6 +50,32 @@ elif [ "$HOST" = "codex" ]; then
INSTALL_CODEX=1
fi
migrate_direct_codex_install() {
local gstack_dir="$1"
local codex_gstack="$2"
local migrated_dir="$HOME/.gstack/repos/gstack"
[ "$gstack_dir" = "$codex_gstack" ] || return 0
[ -L "$gstack_dir" ] && return 0
mkdir -p "$(dirname "$migrated_dir")"
if [ -e "$migrated_dir" ] && [ "$migrated_dir" != "$gstack_dir" ]; then
echo "gstack setup failed: direct Codex install detected at $gstack_dir" >&2
echo "A migrated repo already exists at $migrated_dir; move one of them aside and rerun setup." >&2
exit 1
fi
echo "Migrating direct Codex install to $migrated_dir to avoid duplicate skill discovery..."
mv "$gstack_dir" "$migrated_dir"
GSTACK_DIR="$migrated_dir"
SKILLS_DIR="$(dirname "$GSTACK_DIR")"
BROWSE_BIN="$GSTACK_DIR/browse/dist/browse"
}
if [ "$INSTALL_CODEX" -eq 1 ]; then
migrate_direct_codex_install "$GSTACK_DIR" "$CODEX_GSTACK"
fi
ensure_playwright_browser() {
if [ "$IS_WINDOWS" -eq 1 ]; then
# On Windows, Bun can't launch Chromium due to broken pipe handling
@@ -248,6 +276,44 @@ create_agents_sidecar() {
done
}
# ─── Helper: create a minimal ~/.codex/skills/gstack runtime root ───────────
# Codex scans ~/.codex/skills recursively. Exposing the whole repo here causes
# duplicate skills because source SKILL.md files and generated Codex skills are
# both discoverable. Keep this directory limited to runtime assets + root skill.
create_codex_runtime_root() {
local gstack_dir="$1"
local codex_gstack="$2"
local agents_dir="$gstack_dir/.agents/skills"
if [ -L "$codex_gstack" ]; then
rm -f "$codex_gstack"
fi
mkdir -p "$codex_gstack" "$codex_gstack/browse" "$codex_gstack/gstack-upgrade" "$codex_gstack/review"
if [ -f "$agents_dir/gstack/SKILL.md" ]; then
ln -snf "$agents_dir/gstack/SKILL.md" "$codex_gstack/SKILL.md"
fi
if [ -d "$gstack_dir/bin" ]; then
ln -snf "$gstack_dir/bin" "$codex_gstack/bin"
fi
if [ -d "$gstack_dir/browse/dist" ]; then
ln -snf "$gstack_dir/browse/dist" "$codex_gstack/browse/dist"
fi
if [ -d "$gstack_dir/browse/bin" ]; then
ln -snf "$gstack_dir/browse/bin" "$codex_gstack/browse/bin"
fi
if [ -f "$agents_dir/gstack-upgrade/SKILL.md" ]; then
ln -snf "$agents_dir/gstack-upgrade/SKILL.md" "$codex_gstack/gstack-upgrade/SKILL.md"
fi
# Review runtime assets (individual files, NOT the whole review/ dir which has SKILL.md)
for f in checklist.md design-checklist.md greptile-triage.md TODOS-format.md; do
if [ -f "$gstack_dir/review/$f" ]; then
ln -snf "$gstack_dir/review/$f" "$codex_gstack/review/$f"
fi
done
}
# 4. Install for Claude (default)
SKILLS_BASENAME="$(basename "$SKILLS_DIR")"
if [ "$INSTALL_CLAUDE" -eq 1 ]; then
@@ -264,14 +330,9 @@ fi
# 5. Install for Codex
if [ "$INSTALL_CODEX" -eq 1 ]; then
CODEX_SKILLS="$HOME/.codex/skills"
CODEX_GSTACK="$CODEX_SKILLS/gstack"
mkdir -p "$CODEX_SKILLS"
# Symlink gstack source for runtime assets (bin/, browse/dist/)
if [ -L "$CODEX_GSTACK" ] || [ ! -e "$CODEX_GSTACK" ]; then
ln -snf "$GSTACK_DIR" "$CODEX_GSTACK"
fi
create_codex_runtime_root "$GSTACK_DIR" "$CODEX_GSTACK"
# Install generated Codex-format skills (not Claude source dirs)
link_codex_skill_dirs "$GSTACK_DIR" "$CODEX_SKILLS"
+24
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@@ -853,8 +853,10 @@ describe('setup script validation', () => {
setupContent.indexOf('# 5. Install for Codex'),
setupContent.indexOf('# 6. Create')
);
expect(codexSection).toContain('create_codex_runtime_root');
expect(codexSection).toContain('link_codex_skill_dirs');
expect(codexSection).not.toContain('link_claude_skill_dirs');
expect(codexSection).not.toContain('ln -snf "$GSTACK_DIR" "$CODEX_GSTACK"');
});
test('link_codex_skill_dirs reads from .agents/skills/', () => {
@@ -894,6 +896,28 @@ describe('setup script validation', () => {
expect(fnBody).toContain('review');
expect(fnBody).toContain('qa');
});
test('create_codex_runtime_root exposes only runtime assets', () => {
const fnStart = setupContent.indexOf('create_codex_runtime_root()');
const fnEnd = setupContent.indexOf('}', setupContent.indexOf('done', setupContent.indexOf('review/', fnStart)));
const fnBody = setupContent.slice(fnStart, fnEnd);
expect(fnBody).toContain('gstack/SKILL.md');
expect(fnBody).toContain('browse/dist');
expect(fnBody).toContain('browse/bin');
expect(fnBody).toContain('gstack-upgrade/SKILL.md');
// Review runtime assets (individual files, not the whole dir)
expect(fnBody).toContain('checklist.md');
expect(fnBody).toContain('design-checklist.md');
expect(fnBody).toContain('greptile-triage.md');
expect(fnBody).toContain('TODOS-format.md');
expect(fnBody).not.toContain('ln -snf "$gstack_dir" "$codex_gstack"');
});
test('direct Codex installs are migrated out of ~/.codex/skills/gstack', () => {
expect(setupContent).toContain('migrate_direct_codex_install');
expect(setupContent).toContain('$HOME/.gstack/repos/gstack');
expect(setupContent).toContain('avoid duplicate skill discovery');
});
});
describe('telemetry', () => {