Fixing standby paths set in ScriptApplicationHostOptionsSetup to ensure proper path separators are used (#10795)

Author: fabiocav

release_notes.md

@@ -19,3 +19,4 @@
 - Add support for the release channel setting `WEBSITE_PlatformReleaseChannel` and use this value in extension bundles resolution.
 - Update PowerShell 7.4 worker to [4.0.4134](https://github.com/Azure/azure-functions-powershell-worker/releases/tag/v4.0.4134)
 - Update Python Worker Version to [4.35.0](https://github.com/Azure/azure-functions-python-worker/releases/tag/4.35.0)
+- Fixed standby paths in ScriptApplicationHostOptions to ensure proper Linux path separators (#10795)

src/WebJobs.Script.WebHost/Configuration/ScriptApplicationHostOptionsSetup.cs

@@ -56,11 +56,12 @@ public void Configure(string name, ScriptApplicationHostOptions options)
                 // to be used by the placeholder site.
                 // Important that we use paths that are different than the configured paths
                 // to ensure that placeholder files are isolated
-                string tempRoot = Path.GetTempPath();
+                var tempRoot = Path.GetTempPath();
+                var standbyFunctionsPath = Path.Combine(tempRoot, "functions", "standby");
 
-                options.LogPath = Path.Combine(tempRoot, @"functions\standby\logs");
-                options.ScriptPath = Path.Combine(tempRoot, @"functions\standby\wwwroot");
-                options.SecretsPath = Path.Combine(tempRoot, @"functions\standby\secrets");
+                options.LogPath = Path.Combine(standbyFunctionsPath, "logs");
+                options.ScriptPath = Path.Combine(standbyFunctionsPath, "wwwroot");
+                options.SecretsPath = Path.Combine(standbyFunctionsPath, "secrets");
                 options.IsSelfHost = options.IsSelfHost;
                 options.IsStandbyConfiguration = true;
             }