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/test/test-viewer.tsx

@@ -25,7 +25,12 @@ export const TestViewer = forwardRef<TestViewerRef, Props>((props, ref) => {
   const [loading, setLoading] = useState(false);
   const { verge, patchVerge } = useVerge();
   const testList = verge?.test_list ?? [];
-  const { control, watch, register, ...formIns } = useForm<IVergeTestItem>({
+  const {
+    control,
+    watch: _watch,
+    register: _register,
+    ...formIns
+  } = useForm<IVergeTestItem>({
     defaultValues: {
       name: "",
       icon: "",