Sets the read date for all books on your Goodreads read shelf that don't have read dates to the date they were added to the shelf.
This project expects a config file to exist next to the executable with the following content:
{
"api_key": "YOUR_API_KEY",
"api_secret": "YOUR_API_SECRET",
"access_token": "OAUTH_ACCESS_TOKEN",
"access_token_secret": "OAUTH_ACCESS_TOKEN_SECRET"
}