Merge branch 'main' of https://github.com/mt21625457/aicodex2api

backend/internal/config/config.go

@@ -1,3 +1,4 @@
+// Package config provides configuration loading, defaults, and validation.
 package config
 
 import (
@@ -206,7 +207,7 @@ type GatewayConfig struct {
 	LogUpstreamErrorBodyMaxBytes int `mapstructure:"log_upstream_error_body_max_bytes"`
 
 	// API-key 账号在客户端未提供 anthropic-beta 时，是否按需自动补齐（默认关闭以保持兼容）
-	InjectBetaForApiKey bool `mapstructure:"inject_beta_for_apikey"`
+	InjectBetaForAPIKey bool `mapstructure:"inject_beta_for_apikey"`
 
 	// 是否允许对部分 400 错误触发 failover（默认关闭以避免改变语义）
 	FailoverOn400 bool `mapstructure:"failover_on_400"`
@@ -312,7 +313,7 @@ type DefaultConfig struct {
 	AdminPassword   string  `mapstructure:"admin_password"`
 	UserConcurrency int     `mapstructure:"user_concurrency"`
 	UserBalance     float64 `mapstructure:"user_balance"`
-	ApiKeyPrefix    string  `mapstructure:"api_key_prefix"`
+	APIKeyPrefix    string  `mapstructure:"api_key_prefix"`
 	RateMultiplier  float64 `mapstructure:"rate_multiplier"`
 }