ci: add nilness check in govet (#86)

* fix(server): check db error correctly in handlerGetRepo

* ci: add nilness check in govet

.golangci.yml

@@ -65,6 +65,9 @@ linters-settings:
       - standard # Standard section: captures all standard packages.
       - default # Default section: contains all imports that could not be matched to another section type.
       - prefix(github.com/ustclug/Yuki)
+  govet:
+    enable:
+      - nilness
   exhaustive:
     # Only run exhaustive check on switches with "//exhaustive:enforce" comment.
     explicit-exhaustive-switch: true

pkg/server/repo_handlers.go

@@ -62,7 +62,7 @@ func (s *Server) handlerGetRepo(c echo.Context) error {
 		Where(model.Repo{Name: name}).
 		Limit(1).
 		Find(&repo)
-	if err != nil {
+	if res.Error != nil {
 		const msg = "Fail to get Repo"
 		l.Error(msg, slogErrAttr(err))
 		return newHTTPError(http.StatusInternalServerError, msg)