Install httpx to fix a1111 install

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to Stability Matrix will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning 2.0](https://semver.org/spec/v2.0.0.html).
 
+## v2.5.7
+### Fixed
+- Fixed error `got an unexpected keyword argument 'socket_options'` on fresh installs of Automatic1111 Stable Diffusion WebUI
+
 ## v2.5.6
 ### Added
 - Added Russian UI language option, thanks to aolko for the translation

StabilityMatrix.Core/Models/Packages/A3WebUI.cs

@@ -199,6 +199,8 @@ public class A3WebUI : BaseGitPackage
                 throw new ArgumentOutOfRangeException(nameof(torchVersion), torchVersion, null);
         }
 
+        await venvRunner.PipInstall("httpx==0.24.1", onConsoleOutput);
+
         // Install requirements file
         progress?.Report(
             new ProgressReport(-1f, "Installing Package Requirements", isIndeterminate: true)