made the invoice form work like the other one.

src/cljc/auto_ap/entities/invoice.cljc

@@ -2,17 +2,17 @@
   (:require [clojure.spec.alpha :as s]
             [auto-ap.entities.shared :as shared]))
 
-(s/def ::vendor-id string?)
+(s/def ::vendor map?)
 (s/def ::vendor-name string?)
-(s/def ::client-id string?)
+(s/def ::client map?)
 (s/def ::invoice-number ::shared/required-identifier)
 (s/def ::date ::shared/date)
 (s/def ::total ::shared/money)
 
-(s/def ::invoice (s/keys :req-un [::client-id
+(s/def ::invoice (s/keys :req-un [::client
                                   ::invoice-number
                                   ::date
-                                  ::vendor-id
+                                  ::vendor
                                   ::total]
                          :opt-un [
                                   ::vendor-name]))