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

scripts/updatelog.mjs

@@ -8,7 +8,7 @@ const UPDATE_LOG = "UPDATELOG.md";
 export async function resolveUpdateLog(tag) {
   const cwd = process.cwd();
 
-  const reTitle = /^## v[\d\.]+/;
+  const reTitle = /^## v[\d.]+/;
   const reEnd = /^---/;
 
   const file = path.join(cwd, UPDATE_LOG);
@@ -54,7 +54,7 @@ export async function resolveUpdateLogDefault() {
 
   const data = await fsp.readFile(file, "utf-8");
 
-  const reTitle = /^## v[\d\.]+/;
+  const reTitle = /^## v[\d.]+/;
   const reEnd = /^---/;
 
   let isCapturing = false;