feat: Reader working, some work still need to be done

assets/react/app/domain/reader.js

@@ -0,0 +1,19 @@
+export class ReaderContext {
+  constructor(id, title, number, manga, navigation) {
+    this.id = id;
+    this.title = title;
+    this.number = number;
+    this.manga = manga;
+    this.navigation = navigation;
+  }
+}
+
+export class Page {
+  constructor(id, pageNumber, base64Content, mimeType, dimensions) {
+    this.id = id;
+    this.pageNumber = pageNumber;
+    this.base64Content = base64Content;
+    this.mimeType = mimeType;
+    this.dimensions = dimensions;
+  }
+}