fix: resolve testing issues

Author: Spelkington

tests/Flowthru.Tests.Templates/TemplateIntegrationTests.cs

@@ -27,12 +27,18 @@ private static IEnumerable<TemplateProject> GetAllTemplates()
   [OneTimeSetUp]
   public static void InstallTemplate()
   {
-    // Find the repository root (navigate up from the test assembly location)
+    // Walk up from the assembly location looking for nx.json (workspace root marker).
+    // A fixed-depth traversal breaks when the output path depth changes (e.g. when
+    // a Configuration segment is added to BaseOutputPath in Directory.Build.props).
     var assemblyPath = typeof(TemplateIntegrationTests).Assembly.Location;
-    var testsDir = Path.GetDirectoryName(assemblyPath);
-    var repoRoot = Path.GetFullPath(Path.Combine(testsDir!, "..", "..", "..", ".."));
+    var dir = Path.GetDirectoryName(assemblyPath);
+    while (dir != null && !File.Exists(Path.Combine(dir, "nx.json")))
+      dir = Path.GetDirectoryName(dir);
 
-    _templateInstallPath = Path.Combine(repoRoot, "examples", "starter");
+    if (dir == null)
+      throw new DirectoryNotFoundException("Could not locate workspace root (nx.json not found).");
+
+    _templateInstallPath = Path.Combine(dir, "examples", "starter");
 
     if (!Directory.Exists(_templateInstallPath))
     {

tests/Flowthru.Tests.Templates/_Infrastructure/TemplateTestRunner.cs

@@ -106,6 +106,12 @@ public async Task<TemplateTestResult> GenerateAndRunAsync()
         Directory.CreateDirectory(parentDir);
       }
 
+      // Write NuGet.Config into parentDir BEFORE `dotnet new` so that the
+      // implicit restore during template instantiation resolves Flowthru*
+      // from the local dist/packages feed rather than nuget.org (where the
+      // current in-development version is not yet published).
+      WriteLocalNuGetConfig(parentDir);
+
       // Clean up any existing project directory
       if (Directory.Exists(_project.GeneratedPath))
       {