修复(#51): 修正封禁用户订阅返回码

封禁用户拉订阅时返回纯文本 500 退化为业务码 20004,统一走 result.HttpResult。覆盖 /api/subscribe 和泛域名两条入口,补回归测试。

internal/middleware/panDomainMiddleware.go

@@ -9,6 +9,7 @@ import (
 	"github.com/perfect-panel/server/internal/svc"
 	"github.com/perfect-panel/server/internal/types"
 	"github.com/perfect-panel/server/pkg/logger"
+	"github.com/perfect-panel/server/pkg/result"
 	"github.com/perfect-panel/server/pkg/tool"
 )
 
@@ -66,6 +67,8 @@ func PanDomainMiddleware(svc *svc.ServiceContext) func(c *gin.Context) {
 			l := subscribe.NewSubscribeLogic(c, svc)
 			resp, err := l.Handler(&request)
 			if err != nil {
+				result.HttpResult(c, nil, err)
+				c.Abort()
 				return
 			}
 			c.Header("subscription-userinfo", resp.Header)