feat: 完善提醒卡片右键菜单功能

- 优化checkbox样式：缩小尺寸(14px)、移除阴影、添加白色填充
- 调整布局：标题和内容左对齐
- 重构右键菜单为垂直分类布局：调整时间/颜色/操作
- 添加菜单边缘保护：自动计算位置避免超出浏览器
- 添加点击外部和ESC键关闭菜单
- 编辑弹窗优先级改为颜色圆点选择器
- 后端添加priority字段支持

🤖 Generated with [Claude Code](https://claude.com/claude-code)

.claude/settings.local.json

@@ -95,7 +95,9 @@
       "Bash(git -C \"E:/qia\" add -A)",
       "Bash(git -C \"E:/qia\" diff --cached --stat)",
       "Bash(git -C \"E:/qia\" commit -m \"chore: 更新子模块\")",
-      "Bash(git -C \"E:/qia\" status)"
+      "Bash(git -C \"E:/qia\" status)",
+      "Bash(git -C E:/qia/client diff --stat)",
+      "Bash(git -C E:/qia/server diff --stat)"
     ]
   }
 }

console-logs.txt

@@ -0,0 +1,4 @@
+Total messages: 3 (Errors: 0, Warnings: 0)
+Returning 1 messages for level "info"
+
+[INFO] %cDownload the React DevTools for a better development experience: https://react.dev/link/react-devtools font-weight:bold @ http://localhost:5173/node_modules/.vite/deps/react-dom_client.js?v=67fbf30b:20102