Enforce folder numbering script

[ShubhSensei]

Description

This pull request adds a GitHub Actions CI workflow to check for unique task prefixes in the tasks directory, ensuring that no duplicate prefixes exist. This helps maintain organization and prevents issues during task management.

Tests

The script was tested locally to confirm that it correctly identifies duplicate prefixes. All prefixes in the current tasks directory were verified for uniqueness.

Additional context

This implementation aims to enhance the CI process by ensuring task prefix uniqueness, thereby preventing potential conflicts.

Metadata

• Fixes #203