return error from patch method

internal/statsapi/feed.go

@@ -102,12 +102,10 @@ func patch(obj any, path string, value any) error {
 	return err
 }
 
-func (f *FeedResponse) Patch(instr *instruction) {
+func (f *FeedResponse) Patch(instr *instruction) error {
 	// TODO: need to handle each type of instruction separately: add,
 	// replace, remove, copy, move
 	log.Println("updating", instr.Path)
 	err := patch(map[string]any(*f), instr.Path, instr.Value)
-	if err != nil {
-		log.Println(err)
-	}
+	return err
 }