add adventurer identities

src/models/AdventurerIdentity.ts

@@ -0,0 +1,13 @@
+export default class AdventurerIdentity {
+
+  id: string;
+  name: string;
+  portrait: string;
+
+  constructor(id: string, name: string, portrait: string) {
+    this.id = id;
+    this.name = name;
+    this.portrait = portrait;
+  }
+
+}