feat: https://barcode.calil.dev/ のパラメータを作成するモデルを追加

Author: kimihito

app/models/calil/barcode.rb

@@ -0,0 +1,12 @@
+module Calil
+  class Barcode
+    include ActiveModel::Model
+    attr_accessor :name, :initial_number, :number_of_sheets
+
+    with_options presence: true do
+      validates :name # 図書館名
+      validates :initial_number # 開始番号
+    end
+    validates :number_of_sheets, numericality: { greater_than_or_equal_to: 0 } # 枚数
+  end
+end