Getting ready to make this public

[rhamzeh]

• Add Apache-2.0 License
• Add CODEOWNER
• Update README
  • Match the templates we use for OpenFGA
  • Add screenshots and what this demo covers
  • Add documentation on how to install, configure and use
• Security and Licensing
  • Configure snyk
  • Configure Semgrep
  • Configure dependabot
  • Configure FOSSA
  • Setup EasyCLA (can only be done after the repo is public)
• Admin
  • Set branch protection for main