fix: 修复个人信息显示和优化日历样式

- 修复getLoginStudentInfo返回完整学生信息
- 优化日历事件项样式，添加渐变背景和阴影效果
- 美化日历单元格样式，添加圆角和悬停效果
- 修复当日单元格的视觉效果

.claude/settings.local.json

@@ -33,7 +33,10 @@
       "Bash(git add:*)",
       "Bash(git remote remove:*)",
       "Bash(git commit:*)",
-      "Bash(git push:*)"
+      "Bash(git push:*)",
+      "Read(/private/tmp/**)",
+      "Read(/private/tmp/reference_repo/src/components/ClassRank/**)",
+      "Bash(pnpm run dev:*)"
     ],
     "deny": [],
     "ask": []