Description

• add security and versioning dependency alerts through GitHub Dependabot (dependabot.yml)
• add continuous security and quality analysis using GitHub CodeQL (codeql-analysis.yml)
• add documentation about functionality and setup for both features (docs/CI-CD_DOCUMENTATION folder contains CI-CD_DOCUMENTATION.md and images)

Purpose

This pull request is a:

• New feature (non-breaking change which adds functionality)

Checklist

• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

Resolves #1560
Resolves #1561