1- Get an Hosting Account or Web Server that supports PHP (V. 7 =>) + MySQL/MariaDB (also works locally with Docker or Xampp for exemple)
2- Create an Data Base and import the file dogecoinchristmascalendar.sql
3- Install Dogecoin Core Wallet and enable RPC calls: https://github.com/dogecoin/dogecoin/blob/master/doc/getting-started.md
4- Get a Twitter DEV Account https://dev.twitter.com/apps/ and create an APP and generate the Keys for V2 to be able to connect to Twitter and able to validate Christmas Presents!
5- Open the file with any text editor inc/config.php and follow the configurations needed
6- Upload all files (excluding dogecoinchristmascalendar.sql and readme.md) to your Hosting Account.
7- Add a cron task to the file cron.php, and let it run every minute and enjoy it :)
###Notes:
- Open the files, try to understand how it works, make some changes and test it, learn with this :)