feat: comprehensive oxlint cleanup - remove unused code

🧹 Cleanup Summary:
- Fixed 83 oxlint warnings across 50+ files
- Removed unused imports, variables, and functions
- Maintained all functional code and error handling
- Improved bundle size and code maintainability

📝 Key Changes:
- Cleaned unused React hooks (useState, useEffect, useClashInfo)
- Removed unused Material-UI imports (useTheme, styled components)
- Deleted unused interfaces and type definitions
- Fixed spread operator usage and boolean casting
- Simplified catch parameters where appropriate

🎯 Files Modified:
- React components: home.tsx, settings, profiles, etc.
- Custom hooks: use-*.ts files
- Utility functions and type definitions
- Configuration files

✅ Result: 0 oxlint warnings (from 83 warnings)
🔧 All functionality preserved
📦 Reduced bundle size through dead code elimination

src/components/setting/mods/clash-port-viewer.tsx

@@ -150,22 +150,6 @@ export const ClashPortViewer = forwardRef<
     await saveSettings({ clashConfig, vergeConfig });
   });
 
-  // 优化的数字输入处理
-  const handleNumericChange =
-    (setter: (value: number) => void) =>
-    (e: React.ChangeEvent<HTMLInputElement>) => {
-      const value = e.target.value.replace(/\D+/, "");
-      if (value === "") {
-        setter(0);
-        return;
-      }
-
-      const num = parseInt(value, 10);
-      if (!isNaN(num) && num >= 0 && num <= 65535) {
-        setter(num);
-      }
-    };
-
   return (
     <BaseDialog
       open={open}