chore: release v0.21.0

[anlyyao]

No description provided.

[github-actions]

🌈 0.21.0 2025-11-27

🚀 Features

• Calendar: 新增 allowSameDay 属性，允许 type='range' 场景的起止时间相同 @liweijie0812 (#829)
• Upload:
  • 新增 addBtn 属性 @anlyyao (#830)
  • 启用 capture 属性时跳过文件名重复检测；在 capture = '' + 拍照上传场景中，allowUploadDuplicateFile 应取 true @anlyyao (#833)
• DropdownItem: 新增 icon 属性，支持自定义图标 @anlyyao (#831)

🐞 Bug Fixes

• Calendar: 修复 value =[] 结合 switch-mode = 'year-month' 使用时当前月份计算错误 @anlyyao (#832)
• ColorPicker: 修复组件深色模式背景、边框、文本色错误 @anlyyao (#834)
• BackTop: 修复文本字重错误 @anlyyao (common#2339)
• Search: 修复在小屏幕不遵循 flex:1 的问题 @LittleTurtle2333 (common#2268)
• Slider: 修复深色模式下滑轨背景色、滑块禁用态背景色错误 @anlyyao (common#2331)
• Popover: 修复箭头间距错误 @anlyyao (#840)
• GridItem: 修复 column 为 0 时，标题行高错误 @anlyyao (#840)

[github-actions]

[github-actions]

Size Change: 0 B

Total Size: 534 kB

ℹ️ View Unchanged

Filename	Size
./dist/reset.css	678 B
./dist/tdesign.css	46.2 kB
./dist/tdesign.js	298 kB
./dist/tdesign.min.css	34.3 kB
./dist/tdesign.min.js	155 kB