Update rack_attack.rb

Author: lmrodriguezr

config/initializers/rack_attack.rb

@@ -1,5 +1,5 @@
 class Rack::Attack
-  throttle('req/ip', limit: 100, period: 1.minute) do |req|
+  throttle('req/ip', limit: 20, period: 1.minute) do |req|
     req.ip if req.path == '/publications'
   end
 end