fix: Specify external db with non-standard port (#2711)

POSTGRES_PORT was not taking effect if provided separately
instead of using DATABASE_URL. This adds support for using
databases running on non-standard ports.

#1145
#1147

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/models/notification_setting.rb

@@ -23,7 +23,8 @@ class NotificationSetting < ApplicationRecord
   belongs_to :user
 
   DEFAULT_QUERY_SETTING = {
-    flag_query_mode: :bit_operator
+    flag_query_mode: :bit_operator,
+    check_for_column: false
   }.freeze
 
   EMAIL_NOTIFICATION_FLAGS = ::Notification::NOTIFICATION_TYPES.transform_keys { |key| "email_#{key}".to_sym }.invert.freeze