Fix Prettier formatting issues

- Remove trailing whitespace and fix indentation in src/app.js
- Format whitespace in src/middleware/auth.js
- Fix formatting and add missing newline in src/middleware/browserFallback.js

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/app.js

@@ -109,7 +109,7 @@ class Application {
       } else {
         this.app.use(corsMiddleware)
       }
-      
+
       // 🆕 兜底中间件：处理Chrome插件兼容性（必须在认证之前）
       this.app.use(browserFallbackMiddleware)
 
@@ -541,7 +541,7 @@ class Application {
     logger.info(
       `🔄 Cleanup tasks scheduled every ${config.system.cleanupInterval / 1000 / 60} minutes`
     )
-    
+
     // 🚨 启动限流状态自动清理服务
     // 每5分钟检查一次过期的限流状态，确保账号能及时恢复调度
     const rateLimitCleanupService = require('./services/rateLimitCleanupService')
@@ -567,7 +567,7 @@ class Application {
           } catch (error) {
             logger.error('❌ Error cleaning up pricing service:', error)
           }
-          
+
           // 停止限流清理服务
           try {
             const rateLimitCleanupService = require('./services/rateLimitCleanupService')

src/middleware/auth.js

@@ -771,7 +771,7 @@ const corsMiddleware = (req, res, next) => {
 
   // 🆕 检查是否为Chrome插件请求
   const isChromeExtension = origin && origin.startsWith('chrome-extension://')
-  
+
   // 设置CORS头
   if (allowedOrigins.includes(origin) || !origin || isChromeExtension) {
     res.header('Access-Control-Allow-Origin', origin || '*')

src/middleware/browserFallback.js

@@ -8,43 +8,45 @@ const browserFallbackMiddleware = (req, res, next) => {
   const userAgent = req.headers['user-agent'] || ''
   const origin = req.headers['origin'] || ''
   const authHeader = req.headers['authorization'] || req.headers['x-api-key'] || ''
-  
+
   // 检查是否为Chrome插件或浏览器请求
   const isChromeExtension = origin.startsWith('chrome-extension://')
   const isBrowserRequest = userAgent.includes('Mozilla/') && userAgent.includes('Chrome/')
   const hasApiKey = authHeader.startsWith('cr_') // 我们的API Key格式
-  
+
   if ((isChromeExtension || isBrowserRequest) && hasApiKey) {
     // 为Chrome插件请求添加特殊标记
     req.isBrowserFallback = true
     req.originalUserAgent = userAgent
-    
+
     // 🆕 关键修改：伪装成claude-cli请求以绕过客户端限制
     req.headers['user-agent'] = 'claude-cli/1.0.110 (external, cli, browser-fallback)'
-    
+
     // 确保设置正确的认证头
     if (!req.headers['authorization'] && req.headers['x-api-key']) {
       req.headers['authorization'] = `Bearer ${req.headers['x-api-key']}`
     }
-    
+
     // 添加必要的Anthropic头
     if (!req.headers['anthropic-version']) {
       req.headers['anthropic-version'] = '2023-06-01'
     }
-    
+
     if (!req.headers['anthropic-dangerous-direct-browser-access']) {
       req.headers['anthropic-dangerous-direct-browser-access'] = 'true'
     }
-    
-    logger.api(`🔧 Browser fallback activated for ${isChromeExtension ? 'Chrome extension' : 'browser'} request`)
+
+    logger.api(
+      `🔧 Browser fallback activated for ${isChromeExtension ? 'Chrome extension' : 'browser'} request`
+    )
     logger.api(`   Original User-Agent: "${req.originalUserAgent}"`)
     logger.api(`   Origin: "${origin}"`)
     logger.api(`   Modified User-Agent: "${req.headers['user-agent']}"`)
   }
-  
+
   next()
 }
 
 module.exports = {
   browserFallbackMiddleware
-}
+}