supabase / supabase / 22175808807

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github

fix(studio):Synced Git Branch now shows error message (#42790)

## I have read the
[CONTRIBUTING.md](https://github.com/supabase/supabase/blob/master/CONTRIBUTING.md)
file.

YES

## What kind of change does this PR introduce?

Bug fix

## What is the current behavior?

<img width="300" height="300" alt="image"
src="https://github.com/user-attachments/assets/dd39485d-0c04-43c9-bed4-bd21db0ebdcd"
/>

It allows you to attempt to create a branch even when that branch is
used.

We then get a vague error that the branch creation has failed.
<img width="200" height="50" alt="image"
src="https://github.com/user-attachments/assets/7d7c9d1f-93d1-4278-ac88-766bb02c5aa3"
/>


## What is the new behavior?
<img width="350" height="400" alt="image"
src="https://github.com/user-attachments/assets/fc0562cb-4478-417b-9a1b-f192ba24076a"
/>


## Additional context

Add any other context or screenshots.


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **Bug Fixes**
* Prevented users from linking the same GitHub branch to multiple local
branches, with clear error messages shown during both branch creation
and editing.
* Enhanced validation checks to ensure branch linkage uniqueness and
provide real-time feedback on invalid selections.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Co-authored-by: Ali Waseem <waseema393@gmail.com>

814 of 915 branches covered (88.96%)

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3008 of 4277 relevant lines covered (70.33%)

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