- adds up to: https://github.com/supabase/cli/pull/5862
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
* **New Features**
* Added an “Error docs” link in Edge Function testing UI when an
`sb-error-code` header is present.
* **Bug Fixes**
* Improved the Edge Function test proxy to consistently preserve
upstream status, headers (including repeated headers), and response
bodies without transformation.
* Enhanced handling for invalid function URLs and upstream fetch
failures.
* **Tests**
* Added unit, API, and Playwright E2E coverage for error docs linking
and response proxy behavior.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Feature
## What is the current behavior?
Functions page on self-hosted differs from Platform
## What is the new behavior?
Adds the possibility to try/test functions in Self-Host version.
## Summary by CodeRabbit
* **Bug Fixes**
* Improved edge function URL validation so testing works reliably both
on-platform and off-platform, including proper URL handling for local
setups.
* **UI Improvements**
* Moved the Test button in the edge functions interface for more
consistent layout while preserving its behavior.
* **Tests**
* Expanded tests to cover platform-aware URL validation scenarios.
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Co-authored-by: Charis Lam <26616127+charislam@users.noreply.github.com>
Vaibhav