supports terms.

src/cljc/auto_ap/entities/invoice.cljc

@@ -7,6 +7,7 @@
 (s/def ::client map?)
 (s/def ::invoice-number ::shared/required-identifier)
 (s/def ::date ::shared/date)
+(s/def ::due (s/nilable ::shared/date))
 (s/def ::total ::shared/money)
 (s/def ::vendor-id ::shared/identifier)
 
@@ -15,4 +16,6 @@
                                   ::date
                                   ::vendor
                                   ::total]
-                         :opt-un [::vendor-name]))
+                         :opt-un [::vendor-name
+                                  ::due
+                                  ]))