add rand before save db

app/models/city.rb

@@ -12,6 +12,6 @@ class City < ApplicationRecord
   private
 
   def normalize_attribute
-    name
+    "#{name} #{rand(10000)}"
   end
 end

app/models/company.rb

@@ -5,6 +5,6 @@ class Company < ApplicationRecord
   private
 
   def normalize_attribute
-    name
+    "#{name} #{rand(10000)}"
   end
 end

app/models/industry.rb

@@ -9,6 +9,6 @@ class Industry < ApplicationRecord
   private
 
   def normalize_attribute
-    name
+    "#{name} #{rand(10000)}"
   end
 end

app/models/job.rb

@@ -27,7 +27,7 @@ class Job < ApplicationRecord
   private
 
   def normalize_attribute
-    title
+    "#{title} #{rand(10000)}"
   end
 end