Giga, Qwen, GA.MailServiceSln.slnx, Channels, EventHub

Giga, Qwen, GA.MailServiceSln.slnx, Channels, EventHub 

https://chat.qwen.ai/s/644954e2-0be0-4ed3-b288-a3ddf25e37d0?fev=0.2.71

https://giga.chat/link/gcsTXUJMIt

D:\Projects\VS02\2606\Backgroundservice\Giga\GA.MailServiceSln\GA.MailServiceSln.slnx

D:\Projects\VS02\2606\Backgroundservice\Giga\GA.MailServiceSln\MailService02\MailService02.csproj