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));
   });
 

src/utils/chromeTabs.ts

@@ -59,13 +59,9 @@ export async function ensureContentScriptInjected(): Promise<boolean> {
     const tab = await getActiveTab();
     if (!tab?.id) return false;
 
-    // 尝试发送一个简单的探测消息
     try {
-      // 这里可以根据实际情况发送一个简单的 Ping 消息
-      // 目前暂时保留原有注入逻辑，由调用方决定
       return true;
     } catch (e) {
-      // 如果报错，说明没注入，执行注入
       console.log('内容脚本未注入，尝试注入...');
       console.error('注入内容脚本失败:', e);
       await chrome.scripting.executeScript({

src/utils/qrCodeParser.ts

@@ -12,9 +12,6 @@ export interface QrCodeParseResult {
  */
 export async function parseQrCodeFromFile(file: File): Promise<QrCodeParseResult> {
   try {
-    // qr-scanner 的 scanImage 方法支持直接传入 File 对象
-    // 它会自动处理图片加载、Canvas 绘制和解析过程
-    // 并且在支持的浏览器中会优先使用原生的 BarcodeDetector API
     const result = await QrScanner.scanImage(file, {
       returnDetailedScanResult: true,
     });
@@ -25,7 +22,6 @@ export async function parseQrCodeFromFile(file: File): Promise<QrCodeParseResult
       return { success: false, error: '未检测到二维码' };
     }
   } catch (err) {
-    // qr-scanner 在未发现二维码时会抛出 "No QR code found"
     const errorMsg =
       err === 'No QR code found'
         ? '未检测到二维码'

src/utils/storageCleaner.ts

@@ -111,8 +111,6 @@ export async function getOriginStorageEstimate(tabId: number): Promise<number> {
       target: { tabId },
       func: async () => {
         try {
-          // 注意：navigator.storage.estimate() 返回的是整个 Origin 的估算值
-          // 包含 IndexedDB, CacheStorage, ServiceWorker 注册等
           if (navigator.storage && navigator.storage.estimate) {
             const estimate = await navigator.storage.estimate();
             return estimate.usage || 0;
@@ -138,7 +136,7 @@ export async function getCacheStorageSize(tabId: number): Promise<number> {
         try {
           if ('caches' in window) {
             const keys = await caches.keys();
-            return keys.length; // 对于 CacheStorage，我们先返回缓存库的数量
+            return keys.length;
           }
           return 0;
         } catch {
@@ -146,7 +144,6 @@ export async function getCacheStorageSize(tabId: number): Promise<number> {
         }
       },
     });
-    // 由于获取具体字节数较慢，这里返回的是缓存条目的数量标识，UI 上可以特殊处理
     return (result?.result as number) || 0;
   } catch (error) {
     console.error('Failed to get CacheStorage size:', error);