chore: Delayed deploy of direct uploads (#3966)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/controllers/api/v1/widget/messages_controller.rb

@@ -29,10 +29,12 @@ class Api::V1::Widget::MessagesController < Api::V1::Widget::BaseController
     return if params[:message][:attachments].blank?
 
     params[:message][:attachments].each do |uploaded_attachment|
-      @message.attachments.new(
+      attachment = @message.attachments.new(
         account_id: @message.account_id,
         file: uploaded_attachment
       )
+
+      attachment.file_type = helpers.file_type(uploaded_attachment&.content_type) if uploaded_attachment.is_a?(ActionDispatch::Http::UploadedFile)
     end
   end