Add integration to span

Author: jboolean

contrib/mark3labs/mcp-go/mcpgo.go

@@ -25,7 +25,7 @@ func init() {
 func NewToolHandlerMiddleware() server.ToolHandlerMiddleware {
 	return func(next server.ToolHandlerFunc) server.ToolHandlerFunc {
 		return func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-			toolSpan, ctx := llmobs.StartToolSpan(ctx, request.Params.Name)
+			toolSpan, ctx := llmobs.StartToolSpan(ctx, request.Params.Name, llmobs.WithIntegration("mark3labs/mcp-go"))
 
 			result, err := next(ctx, request)