Create Contact model interfaces

libs/contact-model/src/lib/contact-model.ts

@@ -0,0 +1,20 @@
+export interface Name {
+  firstName?: string;
+  lastName?: string;
+  middleName?: string;
+  prefix?: string;
+  suffix?: string;
+}
+
+export interface Address {
+  line_1?: string;
+  line_2?: string;
+  city?: string;
+  state?: string;
+  postalCode?: string;
+}
+
+export interface Contact {
+  name?: Name;
+  addresses?: Address[];
+}