Reduce sidekiq concurrency to 7

Author: davydovanton

Procfile

@@ -1,2 +1,2 @@
 web: bundle exec hanami server -p $PORT --no-code-reloading
-worker: bundle exec sidekiq -r ./config/boot.rb
+worker: bundle exec sidekiq -r ./config/boot.rb -c 7

config/initializers/redis.rb

@@ -1,8 +1,8 @@
 if Hanami.env?(:production)
   uri = URI.parse(ENV.fetch("REDISTOGO_URL"))
-  REDIS = ConnectionPool.new(size: 25, timeout: 3) { Redis.new(driver: :hiredis, host: uri.host, port: uri.port, password: uri.password) }
+  REDIS = ConnectionPool.new(size: 10, timeout: 3) { Redis.new(driver: :hiredis, host: uri.host, port: uri.port, password: uri.password) }
 elsif Hanami.env?(:test)
-  REDIS = ConnectionPool.new(size: 25, timeout: 3) { MockRedis.new }
+  REDIS = ConnectionPool.new(size: 10, timeout: 3) { MockRedis.new }
 else
-  REDIS = ConnectionPool.new(size: 25, timeout: 3) { Redis.new(host: 'localhost', port: 6379) }
+  REDIS = ConnectionPool.new(size: 10, timeout: 3) { Redis.new(host: 'localhost', port: 6379) }
 end