chore: Handle attachments in Whatsapp Channel (#3299)

send and receive attachments in 360Dialog WhatsApp channels

spec/models/campaign_spec.rb

@@ -22,6 +22,10 @@ RSpec.describe Campaign, type: :model do
   end
 
   context 'when Inbox other then Website or Twilio SMS' do
+    before do
+      stub_request(:post, /graph.facebook.com/)
+    end
+
     let!(:facebook_channel) { create(:channel_facebook_page) }
     let!(:facebook_inbox) { create(:inbox, channel: facebook_channel) }
     let(:campaign) { build(:campaign, inbox: facebook_inbox) }

spec/models/channel/facebook_page_spec.rb

@@ -4,6 +4,10 @@ require 'rails_helper'
 require Rails.root.join 'spec/models/concerns/reauthorizable_shared.rb'
 
 RSpec.describe Channel::FacebookPage do
+  before do
+    stub_request(:post, /graph.facebook.com/)
+  end
+
   let(:channel) { create(:channel_facebook_page) }
 
   it { is_expected.to validate_presence_of(:account_id) }

spec/models/conversation_spec.rb

@@ -394,6 +394,10 @@ RSpec.describe Conversation, type: :model do
     end
 
     describe 'on channels with 24 hour restriction' do
+      before do
+        stub_request(:post, /graph.facebook.com/)
+      end
+
       let!(:facebook_channel) { create(:channel_facebook_page) }
       let!(:facebook_inbox) { create(:inbox, channel: facebook_channel, account: facebook_channel.account) }
       let!(:conversation) { create(:conversation, inbox: facebook_inbox, account: facebook_channel.account) }