feat: add SupportPackageIsVersion1 compile-time version sentinel

[ankurs]

Summary

• Add SupportPackageIsVersion1 constant following the gRPC SupportPackageIsVersion pattern
• Downstream packages reference this constant to enforce version compatibility at compile time
• When a breaking change is made, export a new version and remove the old one to force coordinated updates

Test plan

• go build ./... passes

[coderabbitai]

Warning

Rate limit exceeded

@ankurs has exceeded the limit for the number of commits that can be reviewed per hour. Please wait 2 minutes and 45 seconds before requesting another review.

⌛ How to resolve this issue?

After the wait time has elapsed, a review can be triggered using the @coderabbitai review command as a PR comment. Alternatively, push new commits to this PR.

We recommend that you space out your commits to avoid hitting the rate limit.

🚦 How do rate limits work?

CodeRabbit enforces hourly rate limits for each developer per organization.

Our paid plans have higher rate limits than the trial, open-source and free plans. In all cases, we re-allow further reviews after a brief timeout.

Please see our FAQ for further information.

ℹ️ Review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 1b31be95-ec06-4155-a292-c97db072b547

📥 Commits

Reviewing files that changed from the base of the PR and between 4645fbe and ae8959d.

📒 Files selected for processing (1)

• pool.go

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch feat/support-package-version-sentinel

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}