优化

internal/service/api.go

@@ -71,7 +71,7 @@ func (s *APIService) Groups(ctx context.Context) ([]string, map[string]string, e
 		return nil, nil, err
 	}
 	seen := make(map[string]bool)
-	groups := make([]string, 0)
+	var groups []string
 	groupAPIMap := make(map[string]string)
 	for _, item := range items {
 		if !seen[item.APIGroup] {
@@ -126,7 +126,10 @@ func (s *APIService) PolicyPathResponses(ctx context.Context, authorityID uint)
 	if err != nil {
 		return nil, err
 	}
-	out := make([]dto.PolicyPathRequest, 0, len(items))
+	var out []dto.PolicyPathRequest
+	if len(items) > 0 {
+		out = make([]dto.PolicyPathRequest, 0, len(items))
+	}
 	for _, item := range items {
 		out = append(out, dto.PolicyPathRequest{Path: item.Path, Method: item.Method})
 	}