chore(opencode): pin v2 contract toolchain

[kunickiaj]

Description

Pins matching OpenCode 2 beta CLI and plugin revisions and allowlists the reviewed CLI postinstall so later contract tests run against one reproducible host version.

Type of Change

• 🚀 Feature (new functionality)
• 🐛 Bug fix (fixes an issue)
• 📚 Documentation (docs-only change)
• 🔧 Maintenance (refactor, chore, CI, etc.)
• 🧪 Testing (test-only changes)

Testing

• Relevant checks pass locally (pnpm run tsc, pnpm run lint, pnpm run test)
• Added/updated tests for changes
• Manually verified changes work as expected — frozen lockfile install and TypeScript build pass

Checklist

• Code follows project style (pnpm run lint passes for touched files)
• Self-review completed
• Documentation updated (if needed)
• No new warnings introduced

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-09-09T16:07:59.743490Z	c63af65	PR opened

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[kunickiaj]

• feat(opencode): add dual package entrypoint #1674
• refactor(opencode): extract shared plugin runtime #1673
• test(opencode): prove pinned v2 contract #1670
• test(opencode): define v2 contract fixture #1672
• chore(opencode): pin v2 contract toolchain #1671 👈 (View in Graphite)
• main

This stack of pull requests is managed by Graphite. Learn more about stacking.

[chatgpt-codex-connector]

💡 Codex Review

Here are some automated review suggestions for this pull request.

Reviewed commit: c63af65da2

ℹ️ About Codex in GitHub

Your team has set up Codex to review pull requests in this repo. Reviews are triggered when you

• Open a pull request for review
• Mark a draft as ready
• Comment "@codex review".

If Codex has suggestions, it will comment; otherwise it will react with 👍.

Codex can also answer questions or update the PR. Try commenting "@codex address that feedback".

[kunickiaj]

Merge activity

• Sep 9, 10:17 PM UTC: A user started a stack merge that includes this pull request via Graphite.
• Sep 9, 10:17 PM UTC: @kunickiaj merged this pull request with Graphite.