now pages can fetched as blob or as json

app/adapters/page.js

+import ApplicationAdapter from './application';
+
+
+export default class NodeAdapter extends ApplicationAdapter {
+
+  getBinaryImage(page_id) {
+    let url, headers;
+
+    url = this.buildURL('pages', page_id);
+
+    headers = this.headers;
+    headers['Accept'] = 'image/jpeg';
+
+    return fetch(url, {
+      method: 'GET',
+      headers: headers
+    });
+  }
+
+  async loadBinaryImages(pages) {
+    let all_proms = pages.map((page) => {
+      // fetch binary image here
+      return this.getBinaryImage(page.id).then(
+        response => response.blob()
+      ).then((image_blob) => {
+        const image_object_url = URL.createObjectURL(image_blob);
+        page.url = image_object_url;
+      });
+    });
+
+    await Promise.all(all_proms);
+    return pages;
+  }
+}
\ No newline at end of file

app/components/document_version.hbs

-Page Count = {{@model.page_count}}
+Page Count = {{@model.document_version.page_count}}
 
+<div class="d-flex flex-column">
   {{#each @model.pages as |page|}}
-  {{page.number}}
+    <Page @page={{page}} />
   {{/each}}
+</div>

app/components/page.hbs

+
+<img src="{{@page.url}}" width="100" />
+{{@page.number}}
\ No newline at end of file

app/routes/authenticated/document.js

@@ -6,10 +6,23 @@ export default class DocumentRoute extends Route {
   @service store;
 
   async model(params) {
-    let adapter;
+    let doc_adapter,
+      page_adapter,
+      document_version,
+      pages,
+      pages_with_url;
 
-    adapter = this.store.adapterFor('document');
-    return adapter.getDocumentVersion(params.document_id);
+    page_adapter = this.store.adapterFor('page');
+    doc_adapter = this.store.adapterFor('document');
+    document_version  = await doc_adapter.getDocumentVersion(params.document_id);
+    pages = await document_version.pages;
+    pages_with_url = await page_adapter.loadBinaryImages(pages);
+    console.log("document_version returned");
+    console.log(pages_with_url);
+    return {
+      'document_version': document_version,
+      'pages': pages_with_url
+    }
   }
 
   renderTemplate() {