Please update repo to meet the open practices

[leebrian]

Hello there, would you please update your repo a bit to meet the new CDC open practices, specifically:

• Include the required notice sections in your readme.md to comply with relevant CDC policies and procedures, adapt as necessary based on your program need.
  • Public Domain Standard Notice
  • License Standard Notice
  • Privacy Standard Notice
  • Contributing Standard Notice
  • Records Managing Standard Notice
  • Additional Standard Notices
• Enable GitHub Automated security alerts and configuring notification for the repo admin to see and respond to these alerts.