400错误 <details> <summary><b>📋 Submitter Information</b> (Team only - Do not modify)</summary> <br/> | Field | Value | |-------|-------| | Category | `接口 Bug 或报错` | | Language | `zh-CN` | | Submission Time | `2026-01-16T10:02:10.347Z` | | Page Source | `https://uapis.cn/image-upload` | | User Agent | Chrome 143.0.0.0 · Windows 10.0 · 桌面设备 | | Submitted Via | `ticket_api` | </details>