add arrived_at to att record, change timezone to EST

app/serializers/attendance_record_serializer.rb

@@ -1,4 +1,4 @@
 class AttendanceRecordSerializer < ActiveModel::Serializer
-  attributes :id, :date
+  attributes :id, :date, :arrived_at, :arrived
   has_one :student
 end

config/application.rb

@@ -30,5 +30,6 @@ class Application < Rails::Application
     # config.middleware.insert_before SelectiveSession, "OmniAuth::Builder"
     config.api_only = false
     config.autoload_paths << Rails.root.join('lib')  
+    config.time_zone = 'Eastern Time (US & Canada)'
   end
 end

db/migrate/20161025213212_add_arrived_at_to_attendance_record.rb

@@ -0,0 +1,5 @@
+class AddArrivedAtToAttendanceRecord < ActiveRecord::Migration[5.0]
+  def change
+    add_column :attendance_records, :arrived_at, :datetime
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20161021173224) do
+ActiveRecord::Schema.define(version: 20161025213212) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -22,6 +22,7 @@
     t.boolean  "arrived"
     t.datetime "created_at",  null: false
     t.datetime "updated_at",  null: false
+    t.datetime "arrived_at"
     t.index ["schedule_id"], name: "index_attendance_records_on_schedule_id", using: :btree
     t.index ["student_id"], name: "index_attendance_records_on_student_id", using: :btree
   end

db/seeds.rb

@@ -1,5 +1,4 @@
 c = Cohort.create(name: "web-0717")
-binding.pry
 25.times do 
   User.create(first_name: Faker::Name.first_name, last_name: Faker::Name.last_name, email: Faker::Internet.email, github_username: Faker::Internet.user_name, cohort: c)
 end
@@ -8,8 +7,7 @@
 ["July 4th", "December 25th"].each do |day|
   Holiday.create(date: day.to_date)
 end
-binding.pry
 
-Schedule.create(start_date: Date.today, end_date: Date.today + 90, cohort: Cohort.first)
+Schedule.create(start_date: Date.today - 90, end_date: Date.today, cohort: Cohort.first)