Add GH Project plugin

[zfifteen]

Summary

• Add GH Project to the Tools & Integrations community plugin list.
• Keep the PR scoped to the README entry requested by CONTRIBUTING.md.

Requirement Check

• Public repo: https://github.com/zfifteen/gh-project-plugin
• Manifest: .codex-plugin/plugin.json present and valid.
• Functional release: v1.0.0 published with packaged release asset.
• Description: one-line concise catalog description.
• Author link: entry links to the zfifteen GitHub repo.
• Alphabetical order: python3 scripts/check-alphabetical.py passes.

Validation

• uvx codex-plugin-scanner verify . passes on zfifteen/gh-project-plugin.
• uvx codex-plugin-scanner lint . reports policy_pass=True with an effective score of 84.
• npm run validate passes in the plugin repo and confirms the production package surface.

[gemini-code-assist]

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[Copilot]

Pull request overview

Adds a single entry for the "GH Project" community plugin to the Tools & Integrations list in the README, maintaining alphabetical order.

Changes:

• Insert a new bullet for GH Project linking to zfifteen/gh-project-plugin with a one-line description.

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[github-actions]

🎉 Hey @zfifteen, your plugin has been merged and is now listed in the HOL Registry!

Claim your plugin

As the author, you can verify ownership of your plugin to unlock:

• Owner-verified badge on your plugin's registry listing
• Trust score visibility and analytics for your plugin
• Direct claim link to share with your community
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How to claim

1. Visit hol.org/guard/plugins
2. Find your plugin and click "Verify ownership"
3. Sign in with GitHub — we only request read:user, user:email, and read:org (no write access to your repos)
4. We verify you own the repository, and your plugin gets the ✅ owner-verified badge

The whole process takes under 30 seconds. No need to add any secrets or tokens to your repo — verification is done entirely through GitHub OAuth.

If you have any questions, feel free to ask here or reach out at support@hol.org.

[kantorcodes]

Hey @zfifteen! Just bumping this up — your plugin is listed in the HOL Registry but hasn't been claimed yet.

Claiming takes under 30 seconds and unlocks:

• ✅ Owner-verified badge on your plugin listing
• 📊 Trust score and analytics
• 🔗 Direct claim link to share with your community

👉 Claim your plugin here

No need to add secrets or tokens to your repo — verification is done through GitHub OAuth.