Restructure omni services and add Chatwoot research snapshot

research/chatwoot/spec/helpers/email_helper_spec.rb

@@ -0,0 +1,19 @@
+require 'rails_helper'
+
+describe EmailHelper do
+  describe '#normalize_email_with_plus_addressing' do
+    context 'when email is passed' do
+      it 'normalise if plus addressing is present' do
+        expect(helper.normalize_email_with_plus_addressing('john+test@acme.inc')).to eq 'john@acme.inc'
+      end
+
+      it 'returns original if plus addressing is not present' do
+        expect(helper.normalize_email_with_plus_addressing('john@acme.inc')).to eq 'john@acme.inc'
+      end
+
+      it 'returns downcased version of email' do
+        expect(helper.normalize_email_with_plus_addressing('JoHn+AAsdfss@acme.inc')).to eq 'john@acme.inc'
+      end
+    end
+  end
+end