Reapply "feat(loyalty): EnakPoint & EnakCoin" (#32)

This reverts commit 4e24f9bbb0.

internal/repository/payment_method_repository.go

@@ -75,6 +75,8 @@ func (r *PaymentMethodRepositoryImpl) List(ctx context.Context, filters map[stri
 		case "search":
 			searchValue := "%" + value.(string) + "%"
 			query = query.Where("name ILIKE ? OR processor ILIKE ?", searchValue, searchValue)
+		case "exclude_type":
+			query = query.Where("type <> ?", value)
 		default:
 			query = query.Where(key+" = ?", value)
 		}