Brahim GUAALI 26788b4a22
Forward proxy 404 responses to client (#179858)
## Description

Forward 404 responses from proxied backend to client instead of serving
index.html fallback.

Fixes https://github.com/flutter/flutter/issues/178754


## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] All existing and new tests are passing.

[Contributor Guide]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md


Contribution by talabat: 
<img
src="https://talabat-flutterstream.web.app/assets/assets/flutterstream.png"
width=60 />

Co-authored-by: Ben Konyi <bkonyi@google.com>
2026-01-06 22:07:07 +00:00
..