Initial commit: Add logistics and order_detail message types

- Add Logistics component with progress tracking
- Add OrderDetail component for order information
- Support data-driven steps and actions
- Add blue color scale to widget SCSS
- Fix node overflow and progress bar rendering issues
- Add English translations for dashboard components

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

spec/builders/conversation_builder_spec.rb

@@ -0,0 +1,84 @@
+require 'rails_helper'
+
+describe ConversationBuilder do
+  let(:account) { create(:account) }
+  let!(:sms_channel) { create(:channel_sms, account: account) }
+  let!(:api_channel) { create(:channel_api, account: account) }
+  let!(:sms_inbox) { create(:inbox, channel: sms_channel, account: account) }
+  let!(:api_inbox) { create(:inbox, channel: api_channel, account: account) }
+  let(:contact) { create(:contact, account: account) }
+  let(:contact_sms_inbox) { create(:contact_inbox, contact: contact, inbox: sms_inbox) }
+  let(:contact_api_inbox) { create(:contact_inbox, contact: contact, inbox: api_inbox) }
+
+  describe '#perform' do
+    it 'creates sms conversation' do
+      conversation = described_class.new(
+        contact_inbox: contact_sms_inbox,
+        params: {}
+      ).perform
+
+      expect(conversation.contact_inbox_id).to eq(contact_sms_inbox.id)
+    end
+
+    it 'creates api conversation' do
+      conversation = described_class.new(
+        contact_inbox: contact_api_inbox,
+        params: {}
+      ).perform
+
+      expect(conversation.contact_inbox_id).to eq(contact_api_inbox.id)
+    end
+
+    context 'when lock_to_single_conversation is true for sms inbox' do
+      before do
+        sms_inbox.update!(lock_to_single_conversation: true)
+      end
+
+      it 'creates sms conversation when existing conversation is not present' do
+        conversation = described_class.new(
+          contact_inbox: contact_sms_inbox,
+          params: {}
+        ).perform
+
+        expect(conversation.contact_inbox_id).to eq(contact_sms_inbox.id)
+      end
+
+      it 'returns last from existing sms conversations when existing conversation is not present' do
+        create(:conversation, contact_inbox: contact_sms_inbox)
+        existing_conversation = create(:conversation, contact_inbox: contact_sms_inbox)
+        conversation = described_class.new(
+          contact_inbox: contact_sms_inbox,
+          params: {}
+        ).perform
+
+        expect(conversation.id).to eq(existing_conversation.id)
+      end
+    end
+
+    context 'when lock_to_single_conversation is true for api inbox' do
+      before do
+        api_inbox.update!(lock_to_single_conversation: true)
+      end
+
+      it 'creates conversation when existing api conversation is not present' do
+        conversation = described_class.new(
+          contact_inbox: contact_api_inbox,
+          params: {}
+        ).perform
+
+        expect(conversation.contact_inbox_id).to eq(contact_api_inbox.id)
+      end
+
+      it 'returns last from existing api conversations when existing conversation is not present' do
+        create(:conversation, contact_inbox: contact_api_inbox)
+        existing_conversation = create(:conversation, contact_inbox: contact_api_inbox)
+        conversation = described_class.new(
+          contact_inbox: contact_api_inbox,
+          params: {}
+        ).perform
+
+        expect(conversation.id).to eq(existing_conversation.id)
+      end
+    end
+  end
+end