fix: channel affinity (#2799)

* fix: channel affinity log styles

* fix: Issue with incorrect data storage when switching key sources

* feat: support not retrying after a single rule configuration fails

* fix: render channel affinity tooltip as multiline content

* feat: channel affinity cache hit

* fix: prevent ChannelAffinityUsageCacheModal infinite loading and hide data before fetch

* chore: format backend with gofmt and frontend with prettier/eslint autofix

relay/compatible_handler.go

@@ -219,6 +219,7 @@ func TextHelper(c *gin.Context, info *relaycommon.RelayInfo) (newAPIError *types
 }
 
 func postConsumeQuota(ctx *gin.Context, relayInfo *relaycommon.RelayInfo, usage *dto.Usage, extraContent ...string) {
+	originUsage := usage
 	if usage == nil {
 		usage = &dto.Usage{
 			PromptTokens:     relayInfo.GetEstimatePromptTokens(),
@@ -228,6 +229,10 @@ func postConsumeQuota(ctx *gin.Context, relayInfo *relaycommon.RelayInfo, usage
 		extraContent = append(extraContent, "上游无计费信息")
 	}
 
+	if originUsage != nil {
+		service.ObserveChannelAffinityUsageCacheFromContext(ctx, usage)
+	}
+
 	adminRejectReason := common.GetContextKeyString(ctx, constant.ContextKeyAdminRejectReason)
 
 	useTimeSeconds := time.Now().Unix() - relayInfo.StartTime.Unix()