Recent updates to CodeCheck introduced new coding standards and best practices. The BigBlueButtonBN plugin code needs to be reviewed and updated to ensure compliance. This includes:

• Fixing violations detected by CodeCheck.
• Removing deprecated functions or patterns.
• Improving code readability and maintainability.
• Ensuring consistency with Moodle coding guidelines.

This cleanup will enhance code quality, reduce technical debt, and improve maintainability for future development.

Acceptance Criteria:

1. All CodeCheck rule violations are resolved.
2. Code follows updated Moodle coding guidelines.
3. No functional changes or regressions introduced.
4. Passes automated and manual testing.