refactor: 自定义业务错误

backend/.golangci.yml

@@ -19,14 +19,16 @@ linters:
           files:
             - "**/internal/service/**"
           deny:
-            - pkg: sub2api/internal/repository
+            - pkg: github.com/Wei-Shaw/sub2api/internal/repository
               desc: "service must not import repository"
+            - pkg: gorm.io/gorm
+              desc: "service must not import gorm"
         handler-no-repository:
           list-mode: original
           files:
             - "**/internal/handler/**"
           deny:
-            - pkg: sub2api/internal/repository
+            - pkg: github.com/Wei-Shaw/sub2api/internal/repository
               desc: "handler must not import repository"
     errcheck:
       # Report about not checking of errors in type assertions: `a := b.(MyStruct)`.