Add changeset for infrastructure and tooling setup

[Copilot]

Documents infrastructure additions for the next patch release across all 13 monorepo packages.

Changes

• Changeset file (.changeset/infrastructure-setup.md): Captures version bump metadata for:
  • Changeset configuration and GitHub Actions workflows (CI, CodeQL, lint, release automation)
  • Development tooling (.cursorrules, prompt engineering configs)
  • Repository documentation (ARCHITECTURE.md, CONTRIBUTING.md, workflow guides)
  • Package.json test script updates and CLI devDependency addition

The changeset follows standard format (YAML frontmatter + markdown) and will generate CHANGELOG entries automatically during pnpm changeset version.

---
"@objectstack/spec": patch
"@objectstack/cli": patch
# ... (all 13 packages)
---

Infrastructure and development tooling improvements
- Add changeset configuration for automated version management
- Add comprehensive GitHub Actions workflows (CI, CodeQL, linting, releases)
# ...

Original prompt

发一个补丁

---

✨ Let Copilot coding agent set things up for you — coding agent works faster and does higher quality work when set up for your repo.

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Project	Deployment	Actions	Updated (UTC)
spec	Ready	Preview, Comment	Feb 5, 2026 3:59am

[Copilot]

Pull request overview

This PR adds a changeset file to document infrastructure and development tooling improvements for the next patch release across all 13 monorepo packages.

Changes:

• Adds .changeset/infrastructure-setup.md to track version bumps for infrastructure additions including GitHub Actions workflows (CI, CodeQL, lint, release automation), development configuration files (.cursorrules, prompt engineering configs), repository documentation (ARCHITECTURE.md, CONTRIBUTING.md, workflow guides), and package.json test script updates