small works

app/adapters/application.js

@@ -5,14 +5,21 @@ import { inject as service } from '@ember/service';
 export default class ApplicationAdapter extends JSONAPIAdapter {
   @service session;
 
-  namespace = 'api/v1';
+  get namespace() {
+    if (this.session.isAuthenticated) {
+      return 'api/v1';
+    } else {
+      return 'api/v1/public';
+    }
+  }
 
   @computed('session.{data.authenticated.access_token,isAuthenticated}')
   get headers() {
     let headers = {};
     if (this.session.isAuthenticated) {
       // OAuth 2
-      headers['Authorization'] = `Bearer ${this.session.data.authenticated.access_token}`;
+      headers['Authorization'] =
+        `Bearer ${this.session.data.authenticated.access_token}`;
     }
 
     return headers;