merge: resolve conflicts from main branch

- auth.js: keep 402 status code with Opus message
- redis.js: keep dual-cost tracking (rated/real) with opus key prefix, add setWeeklyOpusCost method
- apiKeyService.js: keep both imports, serviceRates handling, and 5-param recordOpusCost

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/middleware/auth.js

@@ -9,6 +9,7 @@ const ClientValidator = require('../validators/clientValidator')
 const ClaudeCodeValidator = require('../validators/clients/claudeCodeValidator')
 const claudeRelayConfigService = require('../services/claudeRelayConfigService')
 const { calculateWaitTimeStats } = require('../utils/statsHelper')
+const { isClaudeFamilyModel } = require('../utils/modelHelper')
 
 // 工具函数
 function sleep(ms) {
@@ -1247,20 +1248,20 @@ const authenticateApiKey = async (req, res, next) => {
       )
     }
 
-    // 检查 Opus 周费用限制（仅对 Opus 模型生效）
+    // 检查 Claude 周费用限制
     const weeklyOpusCostLimit = validation.keyData.weeklyOpusCostLimit || 0
     if (weeklyOpusCostLimit > 0) {
       // 从请求中获取模型信息
       const requestBody = req.body || {}
       const model = requestBody.model || ''
 
-      // 判断是否为 Opus 模型
-      if (model && model.toLowerCase().includes('claude-opus')) {
+      // 判断是否为 Claude 模型
+      if (isClaudeFamilyModel(model)) {
         const weeklyOpusCost = validation.keyData.weeklyOpusCost || 0
 
         if (weeklyOpusCost >= weeklyOpusCostLimit) {
           logger.security(
-            `💰 Weekly Opus cost limit exceeded for key: ${validation.keyData.id} (${
+            `💰 Weekly Claude cost limit exceeded for key: ${validation.keyData.id} (${
               validation.keyData.name
             }), cost: $${weeklyOpusCost.toFixed(2)}/$${weeklyOpusCostLimit}`
           )
@@ -1286,9 +1287,9 @@ const authenticateApiKey = async (req, res, next) => {
           })
         }
 
-        // 记录当前 Opus 费用使用情况
+        // 记录当前 Claude 费用使用情况
         logger.api(
-          `💰 Opus weekly cost usage for key: ${validation.keyData.id} (${
+          `💰 Claude weekly cost usage for key: ${validation.keyData.id} (${
             validation.keyData.name
           }), current: $${weeklyOpusCost.toFixed(2)}/$${weeklyOpusCostLimit}`
         )