Fix language name issue when generating SDK from copilot

tools/azsdk-cli/Azure.Sdk.Tools.Cli/Helpers/InputSanitizer.cs

@@ -0,0 +1,29 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Azure.Sdk.Tools.Cli.Helpers
+{
+    public interface IInputSanitizer
+    {
+        public string SanitizeName(string languageId);
+    }
+    public class InputSanitizer : IInputSanitizer
+    {
+        public string SanitizeName(string languageId)
+        {
+            var lang = languageId.ToLower();
+            return lang switch
+            {
+                "dotnet" => ".NET",
+                "csharp" => ".NET",
+                ".net" => ".NET",
+                "typescript" => "JavaScript",
+                "python" => "Python",
+                "javascript" => "JavaScript",
+                "java" => "Java",
+                "go" => "Go",
+                _ => languageId
+            };
+        }
+    }
+}

tools/azsdk-cli/Azure.Sdk.Tools.Cli/Services/ServiceRegistrations.cs

@@ -48,6 +48,7 @@ public static void RegisterCommonServices(IServiceCollection services)
             services.AddSingleton<ICodeownersHelper, CodeownersHelper>();
             services.AddSingleton<ICodeownersValidatorHelper, CodeownersValidatorHelper>();
             services.AddSingleton<IEnvironmentHelper, EnvironmentHelper>();
+            services.AddSingleton<IInputSanitizer, InputSanitizer>();
 
             // Process Helper Classes
             services.AddSingleton<INpxHelper, NpxHelper>();

tools/azsdk-cli/Azure.Sdk.Tools.Cli/Tools/ReleasePlan/SpecWorkFlowTool.cs

@@ -20,7 +20,8 @@ public class SpecWorkflowTool(IGitHubService githubService,
         IGitHelper gitHelper,
         ITypeSpecHelper typespecHelper,
         IOutputHelper output,
-        ILogger<SpecWorkflowTool> logger) : MCPTool
+        ILogger<SpecWorkflowTool> logger,
+        IInputSanitizer inputSanitizer) : MCPTool
     {
         private static readonly string PUBLIC_SPECS_REPO = "azure-rest-api-specs";
         private static readonly string REPO_OWNER = "Azure";
@@ -232,6 +233,7 @@ public async Task<string> RunGenerateSdkAsync(string typespecProjectRoot, string
                 {
                     Status = "Success"
                 };
+                language = inputSanitizer.SanitizeName(language);
                 logger.LogInformation($"Generating SDK for TypeSpec project: {typespecProjectRoot}, API Version: {apiVersion}, SDK Release Type: {sdkReleaseType}, Language: {language}, Pull Request Number: {pullRequestNumber}, Work Item ID: {workItemId}");
                 // Is language supported for SDK generation
                 if (!DevOpsService.IsSDKGenerationSupported(language))