sails.js - How to concatenates css files with .map files in sails? -

i newbie in nodejs,

when try use grunt in sails 'sails www --prod' command.

my web's style broken. changed css path,

<!--styles--> <link rel="stylesheet" href="min/production.min.css"> <!--styles end--> 

to

<!--styles--> <link rel="stylesheet" href="concat/production.css"> <!--styles end--> 

to find happened, , in browser console told error

get http://localhost:88/concat/bootstrap.css.map 404 (not found) 

now, know bootstrap.css can't find .map file , didn't know how fix it.

thanks help.

you should copy bootstrap.css.map bootstrap folder concat folder