Add feature gates and change service telemetry

[ChrsMark]

This PR uses the dual scheme emission logic introduced with #11232 for migrating internal telemetry from using _ to using . as part of #12909.

[codspeed-hq]

Merging this PR will not alter performance

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

✅ 56 untouched benchmarks
⏩ 20 skipped benchmarks¹

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_{Comparing ChrsMark:internal_telemetry_change (6ef86bb) with main (3070864)}

Footnotes

1. 20 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

[github-actions]

This PR was marked stale due to lack of activity. It will be closed in 14 days.

[github-actions]

This PR was marked stale due to lack of activity. It will be closed in 14 days.

[github-actions]

Closed as inactive. Feel free to reopen if this PR is still being worked on.