diff --git a/pkg/agent/model_resolution.go b/pkg/agent/model_resolution.go
index 149d5fb50..11c506fe6 100644
--- a/pkg/agent/model_resolution.go
+++ b/pkg/agent/model_resolution.go
@@ -1,6 +1,3 @@
-// model_resolution.go provides model-list resolution helpers used by the upstream
-// loop refactor. These functions are currently unused but will be wired in PR4
-// (upstream-merge/core-loop).
 package agent
 
 import (
diff --git a/pkg/config/config.go b/pkg/config/config.go
index 66a5bab8d..a732b9fb1 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -401,10 +401,10 @@ type MaixCamConfig struct {
 }
 
 type QQConfig struct {
-	Enabled              bool                `json:"enabled"                 env:"PICOCLAW_CHANNELS_QQ_ENABLED"`
-	AppID                string              `json:"app_id"                  env:"PICOCLAW_CHANNELS_QQ_APP_ID"`
-	AppSecret            string              `json:"app_secret"              env:"PICOCLAW_CHANNELS_QQ_APP_SECRET"`
-	AllowFrom            FlexibleStringSlice `json:"allow_from"              env:"PICOCLAW_CHANNELS_QQ_ALLOW_FROM"`
+	Enabled              bool                `json:"enabled"                  env:"PICOCLAW_CHANNELS_QQ_ENABLED"`
+	AppID                string              `json:"app_id"                   env:"PICOCLAW_CHANNELS_QQ_APP_ID"`
+	AppSecret            string              `json:"app_secret"               env:"PICOCLAW_CHANNELS_QQ_APP_SECRET"`
+	AllowFrom            FlexibleStringSlice `json:"allow_from"               env:"PICOCLAW_CHANNELS_QQ_ALLOW_FROM"`
 	GroupTrigger         GroupTriggerConfig  `json:"group_trigger,omitempty"`
 	MaxMessageLength     int                 `json:"max_message_length"       env:"PICOCLAW_CHANNELS_QQ_MAX_MESSAGE_LENGTH"`
 	MaxBase64FileSizeMiB int64               `json:"max_base64_file_size_mib" env:"PICOCLAW_CHANNELS_QQ_MAX_BASE64_FILE_SIZE_MIB"`