분 추가 (스케쥴 new 추가 필요)

db/migrate/20250416131440_create_schedules.rb

@@ -2,9 +2,12 @@ class CreateSchedules < ActiveRecord::Migration[8.0]
   def change
     create_table :schedules do |t|
       t.integer :hour
+      t.integer :minute
+      t.boolean :is_active
       t.float :temperature
 
       t.timestamps
     end
+    add_index :schedules, [ :hour, :minute ], unique: true
   end
 end