fix(ent): question > category should not be unique and immutable

Author: pan93412

ent/gql_mutation_input.go

@@ -14,7 +14,7 @@ type Question struct {
 
 func (Question) Fields() []ent.Field {
 	return []ent.Field{
-		field.String("category").NotEmpty().Unique().Immutable().Comment("Question category, e.g. 'query'").Annotations(
+		field.String("category").NotEmpty().Comment("Question category, e.g. 'query'").Annotations(
 			entgql.OrderField("CATEGORY"),
 		),
 		field.Enum("difficulty").NamedValues(

ent/internal/schema.go

@@ -1224,6 +1224,10 @@ UpdateQuestionInput is used for update Question object.
 Input was generated by ent.
 """
 input UpdateQuestionInput {
+  """
+  Question category, e.g. 'query'
+  """
+  category: String
   """
   Question difficulty, e.g. 'easy'
   """