docs(gitbook): try out generated docs

docs/plugins/photo-viewer/README.md

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+<a style="float:right;font-size:12px;" href="http://github.com/danielsogl/awesome-cordova-plugins/edit/master/src/@awesome-cordova-plugins/plugins/photo-viewer/index.ts#L29">
+  Improve this doc
+</a>
+
+# Photo Viewer
+
+```
+$ ionic cordova plugin add com-sarriaroman-photoviewer
+$ npm install @ionic-native/plugins/photo-viewer
+```
+
+## [Usage Documentation](https://ionicframework.com/docs/native/photo-viewer/)
+
+Plugin Repo: [https://github.com/sarriaroman/photoviewer](https://github.com/sarriaroman/photoviewer)
+
+This plugin can display your image in full screen with the ability to pan, zoom, and share the image.
+
+## Supported platforms
+
+- Android
+  - iOS