nginx mulitple pages

location ~ /(.*)/detail {

          set $first_path $1;

          root /home/www/growth-upgrade/html;
          try_files $uri $uri/ $first_path/index.html;

          if (!-e $request_filename) {
              rewrite ^/(.*) /$first_path/index.html last;
              break;
          }
   }


   location ~ /(.*)/(.*) {
          set $first_path $1;
          set $following_path $2;

          root /home/www/growth-upgrade/html;
          try_files $uri $uri/ $first_path/index.html;

          if (!-e $request_filename) {
             rewrite ^/(.*) /$first_path/index.html last;
             break;
          }
     }