v1.0.0

What's Changed

• Create codeql.yml by @kulasekara02 in #4
• Create SECURITY.md by @kulasekara02 in #6
• Create CODE_OF_CONDUCT.md by @kulasekara02 in #7

Full Changelog: https://github.com/kulasekara02/BEST-MEAL/commits/v1.0.0