feat: 完善多平台账户管理和API Keys页面展示

- 修复OpenAI路由中的gpt-5模型ID处理
- 增强统一调度器的账户选择日志输出
- 优化OAuth流程中的账户类型处理
- 完善API Keys页面的多平台账户信息展示

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

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

src/routes/openaiRoutes.js

@@ -68,14 +68,14 @@ router.post('/responses', authenticateApiKey, async (req, res) => {
 
     // 从请求体中提取模型和流式标志
     let requestedModel = req.body?.model || null
-    
+
     // 如果模型是 gpt-5 开头且后面还有内容（如 gpt-5-2025-08-07），则覆盖为 gpt-5
     if (requestedModel && requestedModel.startsWith('gpt-5-') && requestedModel !== 'gpt-5') {
       logger.info(`📝 Model ${requestedModel} detected, normalizing to gpt-5 for Codex API`)
       requestedModel = 'gpt-5'
       req.body.model = 'gpt-5' // 同时更新请求体中的模型
     }
-    
+
     const isStream = req.body?.stream !== false // 默认为流式（兼容现有行为）
 
     // 判断是否为 Codex CLI 的请求

src/services/unifiedGeminiScheduler.js

@@ -38,6 +38,8 @@ class UnifiedGeminiScheduler {
           logger.info(
             `🎯 Using bound dedicated Gemini account: ${boundAccount.name} (${apiKeyData.geminiAccountId}) for API key ${apiKeyData.name}`
           )
+          // 更新账户的最后使用时间
+          await geminiAccountService.markAccountUsed(apiKeyData.geminiAccountId)
           return {
             accountId: apiKeyData.geminiAccountId,
             accountType: 'gemini'
@@ -62,6 +64,8 @@ class UnifiedGeminiScheduler {
             logger.info(
               `🎯 Using sticky session account: ${mappedAccount.accountId} (${mappedAccount.accountType}) for session ${sessionHash}`
             )
+            // 更新账户的最后使用时间
+            await geminiAccountService.markAccountUsed(mappedAccount.accountId)
             return mappedAccount
           } else {
             logger.warn(
@@ -108,6 +112,9 @@ class UnifiedGeminiScheduler {
         `🎯 Selected account: ${selectedAccount.name} (${selectedAccount.accountId}, ${selectedAccount.accountType}) with priority ${selectedAccount.priority} for API key ${apiKeyData.name}`
       )
 
+      // 更新账户的最后使用时间
+      await geminiAccountService.markAccountUsed(selectedAccount.accountId)
+
       return {
         accountId: selectedAccount.accountId,
         accountType: selectedAccount.accountType
@@ -378,6 +385,8 @@ class UnifiedGeminiScheduler {
               logger.info(
                 `🎯 Using sticky session account from group: ${mappedAccount.accountId} (${mappedAccount.accountType}) for session ${sessionHash}`
               )
+              // 更新账户的最后使用时间
+              await geminiAccountService.markAccountUsed(mappedAccount.accountId)
               return mappedAccount
             }
           }
@@ -473,6 +482,9 @@ class UnifiedGeminiScheduler {
         `🎯 Selected account from Gemini group ${group.name}: ${selectedAccount.name} (${selectedAccount.accountId}, ${selectedAccount.accountType}) with priority ${selectedAccount.priority}`
       )
 
+      // 更新账户的最后使用时间
+      await geminiAccountService.markAccountUsed(selectedAccount.accountId)
+
       return {
         accountId: selectedAccount.accountId,
         accountType: selectedAccount.accountType

src/services/unifiedOpenAIScheduler.js

@@ -38,6 +38,8 @@ class UnifiedOpenAIScheduler {
           logger.info(
             `🎯 Using bound dedicated OpenAI account: ${boundAccount.name} (${apiKeyData.openaiAccountId}) for API key ${apiKeyData.name}`
           )
+          // 更新账户的最后使用时间
+          await openaiAccountService.recordUsage(apiKeyData.openaiAccountId, 0)
           return {
             accountId: apiKeyData.openaiAccountId,
             accountType: 'openai'
@@ -62,6 +64,8 @@ class UnifiedOpenAIScheduler {
             logger.info(
               `🎯 Using sticky session account: ${mappedAccount.accountId} (${mappedAccount.accountType}) for session ${sessionHash}`
             )
+            // 更新账户的最后使用时间
+            await openaiAccountService.recordUsage(mappedAccount.accountId, 0)
             return mappedAccount
           } else {
             logger.warn(
@@ -108,6 +112,9 @@ class UnifiedOpenAIScheduler {
         `🎯 Selected account: ${selectedAccount.name} (${selectedAccount.accountId}, ${selectedAccount.accountType}) with priority ${selectedAccount.priority} for API key ${apiKeyData.name}`
       )
 
+      // 更新账户的最后使用时间
+      await openaiAccountService.recordUsage(selectedAccount.accountId, 0)
+
       return {
         accountId: selectedAccount.accountId,
         accountType: selectedAccount.accountType
@@ -372,6 +379,8 @@ class UnifiedOpenAIScheduler {
               logger.info(
                 `🎯 Using sticky session account from group: ${mappedAccount.accountId} (${mappedAccount.accountType})`
               )
+              // 更新账户的最后使用时间
+              await openaiAccountService.recordUsage(mappedAccount.accountId, 0)
               return mappedAccount
             }
           }
@@ -459,6 +468,9 @@ class UnifiedOpenAIScheduler {
         `🎯 Selected account from group: ${selectedAccount.name} (${selectedAccount.accountId}) with priority ${selectedAccount.priority}`
       )
 
+      // 更新账户的最后使用时间
+      await openaiAccountService.recordUsage(selectedAccount.accountId, 0)
+
       return {
         accountId: selectedAccount.accountId,
         accountType: selectedAccount.accountType