···

       
24
       
24
       
 
       
      };

     

       
25
       
25
       
 
       


     

       
26
       
26
       
 
       
      listenPort = lib.mkOption {

     

       
27
       
27
       
-
       
        type = lib.types.int;

     

       
27
       
27
       
+
       
        type = lib.types.port;

     

       
28
       
28
       
 
       
        default = 3000;

     

       
29
       
29
       
 
       
        description = "Port to listen on.";

     

       
30
       
30
       
 
       
      };