Improve MCP tool description

Author: philasmar

sampleapps/AnnotationsSample/Agent.cs

@@ -34,7 +34,7 @@ public async Task<string> HandleInvocation(
     static string GetWeather([Description("The city or location to get weather for.")] string location)
         => $"The current weather in {location} is 72°F and sunny.";
 
-    [Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+    [Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
     static string GetAppInfo()
     {
         var isAot = typeof(object).Assembly.Location == string.Empty;

sampleapps/AnnotationsStreamingAgent/Agent.cs

@@ -48,7 +48,7 @@ async IAsyncEnumerable<string> Stream([EnumeratorCancellation] CancellationToken
     static string GetWeather([Description("The city or location to get weather for.")] string location)
         => $"The current weather in {location} is 72°F and sunny.";
 
-    [Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+    [Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
     static string GetAppInfo()
     {
         var isAot = typeof(object).Assembly.Location == string.Empty;

sampleapps/MicrosoftAgentFrameworkSample/Program.cs

@@ -39,7 +39,7 @@
 static string GetWeather([Description("The city or location to get weather for.")] string location)
     => $"The current weather in {location} is 72°F and sunny.";
 
-[Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+[Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
 static string GetAppInfo()
 {
     var isAot = typeof(object).Assembly.Location == string.Empty;

sampleapps/NativeAotAnnotations/Agent.cs

@@ -36,7 +36,7 @@ public async Task<string> HandleInvocation(
     static string GetWeather([Description("The city or location to get weather for.")] string location)
         => $"The current weather in {location} is 72°F and sunny.";
 
-    [Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+    [Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
     [UnconditionalSuppressMessage("SingleFile", "IL3000", Justification = "Assembly.Location returning empty is the intentional AOT detection mechanism.")]
     static string GetAppInfo()
     {

sampleapps/NativeAotExtensions/Program.cs

@@ -43,7 +43,7 @@
 static string GetWeather([Description("The city or location to get weather for.")] string location)
     => $"The current weather in {location} is 72°F and sunny.";
 
-[Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+[Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
 [UnconditionalSuppressMessage("SingleFile", "IL3000", Justification = "Assembly.Location returning empty is the intentional AOT detection mechanism.")]
 static string GetAppInfo()
 {

sampleapps/StreamingAgent/Program.cs

@@ -50,7 +50,7 @@ async IAsyncEnumerable<string> Stream([EnumeratorCancellation] CancellationToken
 static string GetWeather([Description("The city or location to get weather for.")] string location)
     => $"The current weather in {location} is 72°F and sunny.";
 
-[Description("Returns runtime information about this application. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT.")]
+[Description("Returns runtime information about this application as a JSON string. Call this when asked about the app's name, architecture, framework, or whether it is running as NativeAOT. Return the JSON result directly to the user without modification.")]
 static string GetAppInfo()
 {
     var isAot = typeof(object).Assembly.Location == string.Empty;