supports looking up by check number.

src/clj/auto_ap/graphql.clj

@@ -266,6 +266,7 @@
     :payment_page {:type '(list :payment_page)
                    :args {:client_id {:type :id}
                           :vendor_id {:type :id}
+                          :check_number_like {:type 'String}
                           :start {:type 'Int}
                           :sort_by {:type 'String}
                           :asc {:type 'Boolean}}