docs(openhab): sync template standards updates

[mberlofa]

Summary

• Document the openHAB podLabels selector-label reservation.
• Register openHAB as a required playground config for site sync.

Related

Chart PR: helmforgedev/charts#674

Validation

• make site-sync-check CHART=openhab: passed
• npm run lint: passed
• npm run format:check: passed
• npm run build: passed
• make release-check REPO=site: passed
• make attribution-check REPO=site: passed

Summary by CodeRabbit

• New Features

  • Added support for the OpenHAB chart in the playground’s site-sync chart selection.

• Documentation

  • Updated the Workload configuration reference to include a new podLabels option for adding extra pod labels, with selector labels still reserved by default.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 1f19791c-e5b9-4159-8883-80cdaa27dfbf

📥 Commits

Reviewing files that changed from the base of the PR and between 365449a and f96b819.

📒 Files selected for processing (2)

• src/pages/docs/charts/openhab.mdx
• src/pages/playground.astro

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📝 Walkthrough

Walkthrough

This PR adds documentation for a new podLabels parameter in the openhab chart's Workload configuration table and registers the openhab chart slug in the site-sync playground configuration mapping.

Changes

OpenHAB podLabels support

Layer / File(s)	Summary
Add podLabels documentation and playground config entry src/pages/docs/charts/openhab.mdx, src/pages/playground.astro	Adds a podLabels row to the Workload configuration reference table and registers the openhab chart slug in siteSyncPlaygroundConfigs.

Estimated code review effort: 1 (Trivial) | ~2 minutes

🚥 Pre-merge checks | ✅ 4 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Description check	⚠️ Warning	The description has a summary and validation, but it omits the required Quality Gates checklist and Related Issue section.	Add the Quality Gates checkbox list from the template and include a Related Issue reference; keep the existing summary and validation details.

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title is concise and matches the main change: updating openHAB docs and playground sync config.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch docs/openhab-template-standards-sync

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