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>

app/mailers/agent_notifications/conversation_notifications_mailer.rb

@@ -0,0 +1,70 @@
+class AgentNotifications::ConversationNotificationsMailer < ApplicationMailer
+  def conversation_creation(conversation, agent, _user)
+    return unless smtp_config_set_or_development?
+
+    @agent = agent
+    @conversation = conversation
+    inbox_name = @conversation.inbox&.sanitized_name
+    subject = "#{@agent.available_name}, A new conversation [ID - #{@conversation.display_id}] has been created in #{inbox_name}."
+    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)
+    send_mail_with_liquid(to: @agent.email, subject: subject) and return
+  end
+
+  def conversation_assignment(conversation, agent, _user)
+    return unless smtp_config_set_or_development?
+
+    @agent = agent
+    @conversation = conversation
+    subject = "#{@agent.available_name}, A new conversation [ID - #{@conversation.display_id}] has been assigned to you."
+    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)
+    send_mail_with_liquid(to: @agent.email, subject: subject) and return
+  end
+
+  def conversation_mention(conversation, agent, message)
+    return unless smtp_config_set_or_development?
+
+    @agent = agent
+    @conversation = conversation
+    @message = message
+    subject = "#{@agent.available_name}, You have been mentioned in conversation [ID - #{@conversation.display_id}]"
+    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)
+    send_mail_with_liquid(to: @agent.email, subject: subject) and return
+  end
+
+  def assigned_conversation_new_message(conversation, agent, message)
+    return unless smtp_config_set_or_development?
+    # Don't spam with email notifications if agent is online
+    return if ::OnlineStatusTracker.get_presence(message.account_id, 'User', agent.id)
+
+    @agent = agent
+    @conversation = conversation
+    subject = "#{@agent.available_name}, New message in your assigned conversation [ID - #{@conversation.display_id}]."
+    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)
+    send_mail_with_liquid(to: @agent.email, subject: subject) and return
+  end
+
+  def participating_conversation_new_message(conversation, agent, message)
+    return unless smtp_config_set_or_development?
+    # Don't spam with email notifications if agent is online
+    return if ::OnlineStatusTracker.get_presence(message.account_id, 'User', agent.id)
+
+    @agent = agent
+    @conversation = conversation
+    subject = "#{@agent.available_name}, New message in your participating conversation [ID - #{@conversation.display_id}]."
+    @action_url = app_account_conversation_url(account_id: @conversation.account_id, id: @conversation.display_id)
+    send_mail_with_liquid(to: @agent.email, subject: subject) and return
+  end
+
+  private
+
+  def liquid_droppables
+    super.merge({
+                  user: @agent,
+                  conversation: @conversation,
+                  inbox: @conversation.inbox,
+                  message: @message
+                })
+  end
+end
+
+AgentNotifications::ConversationNotificationsMailer.prepend_mod_with('AgentNotifications::ConversationNotificationsMailer')