Add a Query Performance page implementation powered by
[supamonitor](https://github.com/supabase/supamonitor).
[Context](https://linear.app/supabase/project/build-extension-for-supabase-query-insights-df4fb145352c/overview)
This looks largely the same as the pg_stat_monitor implementation:
<img width="2556" height="960" alt="Screenshot 2026-02-12 at 7 35 47 PM"
src="https://github.com/user-attachments/assets/bf37466e-f7af-41f2-b4f2-cf8eb6a8c76f"
/>
Only available on projects on custom AMI - existing users are unaffected
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
* **New Features**
* Supamonitor-based query performance view: charts, aggregated metrics,
date-range controls, and export/download.
* Added "Application" column for per-application tracking.
* Interactive Supamonitor grid: sorting, filtering, keyboard navigation,
selection, retry/error handling.
* Automatic per-project Supamonitor detection with toggleable UI
integration.
* **Bug Fixes**
* Chart latency calculation prefers histogram data for more accurate
p95.
* **Documentation**
* Minor blog formatting fix.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
---------
Co-authored-by: kemal <hello@kemal.earth>
Co-authored-by: Ali Waseem <waseema393@gmail.com>
* fix: p95 calculation
Something seemed off so had another stab at it using resp_calls
* feat: simplified weighted avg p95
* feat: tweak it slightly
* feat: try one with a fallback
* feat: add test for percentile calculating
* fix: human readable formatting for total consumed times
* chore: accidental turkish spelling of performance
* fix: imports for renamed utils file
* feat: add tests for formatDuration util