feat(rate-limit): add user critical rate limit middleware for access token and aff transfer routes

middleware/rate-limit.go

@@ -178,6 +178,17 @@ func CriticalRateLimit() func(c *gin.Context) {
 	return defNext
 }
 
+func UserCriticalRateLimit(scope string) func(c *gin.Context) {
+	if !common.CriticalRateLimitEnable {
+		return defNext
+	}
+	return userRateLimitFactory(
+		common.CriticalRateLimitNum,
+		common.CriticalRateLimitDuration,
+		"UC:"+scope,
+	)
+}
+
 func DownloadRateLimit() func(c *gin.Context) {
 	return rateLimitFactory(common.DownloadRateLimitNum, common.DownloadRateLimitDuration, "DW")
 }