chore: Add Chatwoot SDK to Chatwoot Dashboard (#1726)

Add Chatwoot SDK to Chatwoot Dashboard

spec/models/user_spec.rb

@@ -34,6 +34,24 @@ RSpec.describe User do
     it { expect(user.saved_changes.keys).not_to eq('pubsub_token') }
   end
 
+  describe 'hmac_identifier' do
+    it 'return nil if CHATWOOT_INBOX_HMAC_KEY is not set' do
+      expect(user.hmac_identifier).to eq('')
+    end
+
+    it 'return value if CHATWOOT_INBOX_HMAC_KEY is set' do
+      ConfigLoader.new.process
+      i = InstallationConfig.find_by(name: 'CHATWOOT_INBOX_HMAC_KEY')
+      i.value = 'random_secret_key'
+      i.save!
+      GlobalConfig.clear_cache
+
+      expected_hmac_identifier = OpenSSL::HMAC.hexdigest('sha256', 'random_secret_key', user.email)
+
+      expect(user.hmac_identifier).to eq expected_hmac_identifier
+    end
+  end
+
   context 'sso_auth_token' do
     it 'can generate multiple sso tokens which can be validated' do
       sso_auth_token1 = user.generate_sso_auth_token