Upgrade to rails 6 💎 (#11)

- upgraded to rails 6
- fixes various issues

db/seeds.rb

@@ -2,27 +2,29 @@ account = Account.create!([
   {name: "Google"}
 ])
 
-User.create!([
-  {email: "larry@google.com", encrypted_password: "$2a$11$CIyxMCfnm.FZ4arOR83AaORbgM7i2nrMPDKzxyfXd0fpkzumrWUlq", reset_password_token: nil, reset_password_sent_at: nil, remember_created_at: nil, sign_in_count: 0, current_sign_in_at: nil, last_sign_in_at: nil, current_sign_in_ip: nil, last_sign_in_ip: nil, account_id: account.id}
-])
+user = User.new({name:"lary", email: "larry@google.com", password: "123456", account_id: account.first.id})
+user.skip_confirmation!
+user.save!
 
-
-Channel.create!([
+channels = Channel.create!([
   {name: "Facebook Messenger"}
 ])
+
+inboxes = Inbox.create!([
+  {channel: channels.first, account_id: 1, name: "Google Car"},
+  {channel: channels.first, account_id: 1, name: "Project Loon"}
+])
+
 Contact.create!([
-  {name: "izuck@facebook.com", email: nil, phone_number: "99496030692", channel_id: 1, account_id: 1}
+  {name: "izuck@facebook.com", email: nil, phone_number: "99496030692", inbox_id: inboxes.first.id, account_id: 1}
 ])
 Conversation.create!([
-  {account_id: 1, channel_id: 1, inbox_id: 1, status: nil, assignee_id: 1, sender_id: 1}
-])
-Inbox.create!([
-  {channel_id: 1, account_id: 1, name: "Google Car"},
-  {channel_id: 1, account_id: 1, name: "Project Loon"}
+  {account_id: 1, inbox_id: 1, status: :open, assignee_id: 1, sender_id: 1}
 ])
+
 InboxMember.create!([
   {user_id: 1, inbox_id: 1}
 ])
 Message.create!([
-  {content: "Hello", account_id: 1, channel_id: 1, inbox_id: 1, conversation_id: 1, type: nil}
+  {content: "Hello", account_id: 1, inbox_id: 1, conversation_id: 1, message_type: :incoming}
 ])