[V6.2.0] Update (Updated on 2024.03.22)

🚀 Feat

• Added the ability to set the default channel for MJ painting in the backend (Fast channel, Relax channel, default channel rules).
• Added support for connecting to a relay system's WeChat public account (requires modifying the WeChat API callback address and configuring the WX_API_BASE= and WX_OPEN_API_BASE= parameters in the .env file).
• Modified the menu bar style (adjusted menu proportions, selection style).
• Modified the system UI theme color.

🔨 Fix

• Fixed the issue of invalid questions caused by the document upload format or request method.
• Other bug fixes.