[Meta][Observability] 9.2 Observability checklist

[nastasha-solomon]

This issue tracks doc needs for the 9.2 Observability release.

Release docs

• Release notes

Rules

• [Internal]: [Dataset quality] Introducing Failed docs rule alternative #2709

Logs

Metrics

• Update docs for Discover profile: Metrics #3019

Streams

• https://github.com/elastic/docs-content-internal/issues/282
• [Streams] Review UI library and Streams Figma projects #3150

AI Assistant

• [Obs AI Assistant] Document Evaluation Framework in Product doc kibana#233110
• [Internal]: Add anonymization limitation #3381
• https://github.com/elastic/docs-content-internal/issues/326
• [Internal]: Obs AI Assistant airgapped instructions #2340

Alerts

Cases

UI

• [Internal]: [Observability] Document UI changes for the new left-side solution navigation #3102