refactor: clean up unused code and simplify imports

- Remove unused imports and variables across 35 files
- Simplify component logic and remove dead code
- Clean up test files by removing unnecessary setup
- Streamline CI workflow configuration

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

src/utils/__tests__/jwt.test.ts

@@ -4,27 +4,15 @@ import { decodeBase64Url, parseJwt } from '@/utils/jwt';
 describe('jwt utils', () => {
   describe('decodeBase64Url', () => {
     it('should decode standard base64url', () => {
-      // "test" -> "dGVzdA"
       expect(decodeBase64Url('dGVzdA')).toBe('test');
     });
 
     it('should handle padding correctly', () => {
-      // "a" -> "YQ" (needs ==)
       expect(decodeBase64Url('YQ')).toBe('a');
-      // "ab" -> "YWI" (needs =)
       expect(decodeBase64Url('YWI')).toBe('ab');
     });
 
     it('should handle - and _ correctly', () => {
-      // Validating base64url specific chars
-      // standard base64 of binary 0xFF 0xEF is "/+8="
-      // base64url should be "_-8"
-      // Wait, let's use a simpler one.
-      // 0xFB 0xFF -> "+/8=" in base64, "-_8=" in base64url? No.
-      // + -> -
-      // / -> _
-      // let's try to encode something that results in + and /
-      // binary 0xFB 0xFF 0xBE -> "+/++" in base64 -> "-_--" in base64url
       expect(decodeBase64Url('-_--')).toBeDefined();
     });
 

src/utils/__tests__/useStorageState.test.ts

@@ -55,7 +55,7 @@ describe('useStorageState', () => {
     await waitFor(() => {
       // 异步加载后应覆盖为存储值
       expect(result.current[0]).toBe(false);
-      expect(result.current[2]).toBe(true); // isInitialized
+      expect(result.current[2]).toBe(true);
     });
   });
 
@@ -67,7 +67,7 @@ describe('useStorageState', () => {
     const { result } = renderHook(() => useStorageState('qrCode/urlExpanded', true));
 
     await waitFor(() => {
-      expect(result.current[2]).toBe(true); // isInitialized
+      expect(result.current[2]).toBe(true);
     });
 
     await act(async () => {
@@ -77,7 +77,6 @@ describe('useStorageState', () => {
     expect(result.current[0]).toBe(false);
     expect(storageUtil.set).toHaveBeenCalledWith('qrCode/urlExpanded', false);
 
-    // 应同时写入 localStorage 快照
     expect(localStorage.getItem('snapshot/qrCode/urlExpanded')).toBe(JSON.stringify(false));
   });