Initial commit

db/migrate/20210425062048_add_step_to_phone.rb

@@ -0,0 +1,13 @@
+class AddStepToPhone < ActiveRecord::Migration[5.2]
+  def up
+    add_column :phones, :category, :integer, null: false
+    add_column :phones, :state, :integer, null: true, default: 0
+    add_column :phones, :step, :integer, null: true, default: 0
+  end
+
+  def down
+    remove_column :phones, :category
+    remove_column :phones, :state
+    remove_column :phones, :step
+  end
+end