Advent of Cyber - Day 16: SQLi's the King, the Carolers Sing

This is the day sixteen challenge for Advent of Cyber 2022 and this is a secure coding challenge called SQLi's the King, the Carolers Sing

Advent of Cyber: https://tryhackme.com/christmas
Playlist: https://www.youtube.com/playlist?list=PLcosLLz1zAjLWb_wh15kCbBl6fzn2_Uei