feat(iit): Complete REDCap production deployment on Alibaba Cloud ECS

Summary:

- Deploy REDCap 15.8.0 on ECS with Docker CE 26.1.3

- Configure RDS MySQL 8.0 database (redcap_prod)

- Setup Nginx reverse proxy with HTTPS/SSL

- Domain configured: https://redcap.xunzhengyixue.com/

Documentation:

- Add ECS deployment guide

- Add deployment info record

- Update system status document (v4.5 -> v4.6)

Status: REDCap production environment fully operational
Co-authored-by: Cursor <cursoragent@cursor.com>

frontend-v2/src/modules/aia/styles/chat-workspace.css

@@ -1035,4 +1035,3 @@
   font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
   font-size: 0.9em;
 }
-