README.md: add description to tool input (#38)

Author: findleyr

README.md

@@ -102,7 +102,11 @@ func SayHi(ctx context.Context, cc *mcp.ServerSession, params *mcp.CallToolParam
 func main() {
 	// Create a server with a single tool.
 	server := mcp.NewServer("greeter", "v1.0.0", nil)
-	server.AddTools(mcp.NewServerTool("greet", "say hi", SayHi))
+	server.AddTools(
+		mcp.NewServerTool("greet", "say hi", SayHi, mcp.Input(
+			mcp.Property("name", mcp.Description("the name of the person to greet")),
+		)),
+	)
 	// Run the server over stdin/stdout, until the client disconnects
 	if err := server.Run(context.Background(), mcp.NewStdioTransport()); err != nil {
 		log.Fatal(err)

internal/readme/server/server.go

@@ -25,7 +25,11 @@ func SayHi(ctx context.Context, cc *mcp.ServerSession, params *mcp.CallToolParam
 func main() {
 	// Create a server with a single tool.
 	server := mcp.NewServer("greeter", "v1.0.0", nil)
-	server.AddTools(mcp.NewServerTool("greet", "say hi", SayHi))
+	server.AddTools(
+		mcp.NewServerTool("greet", "say hi", SayHi, mcp.Input(
+			mcp.Property("name", mcp.Description("the name of the person to greet")),
+		)),
+	)
 	// Run the server over stdin/stdout, until the client disconnects
 	if err := server.Run(context.Background(), mcp.NewStdioTransport()); err != nil {
 		log.Fatal(err)