i have added a README to the repository that should explain how to get it up and running.
Here is the content of it:

#survey-generator

In order to test this App you need to have an ArangoDB running. Now you have two options:

1. WebUI
Open the web ui default: https://localhost:8529/.
Navigate to SERVICES on the left.
Click on “Add Service”
On the top tab bar select “GitHub”.
Fill out the form:
Repository: “arangodb-foxx/survey-generator”
Version: “master”
Click INSTALL
Fill out:
Mount point: your choice, e.g. “/survey”
Run Setup?: check
Click Install
Now you see this App deployed, click on it.

2.Foxx CLI
Requires Node, install the FoxxCLI:
Using Yarn: yarn global add foxx-cli
Or using NPM: npm install –global foxx-cli
Clone this repository to any path: or download the zip file to
Now you can run: foxx install “/survey” on either the repo or the zip file.
Now you App is deployed under /survey.

If you are using default configuration of arangodb and installed this app under survey you can access it now at: default: https://localhost:8529/_db/_system/survey/index.html.