Upgrade Biome.js configuration to latest version and review rules

[tutods]

Upgrade the Biome.js configuration to the latest available version.

• Update all Biome-related config files.
• Address and fix any deprecated rules.
• Investigate new rules available in the latest Biome.js release and analyze if they should be added to the configuration.
• Test the updated configuration to ensure compatibility and maintain or improve code quality.

Acceptance Criteria:

• All Biome.js related configs are using the latest version.
• No deprecated rules are present.
• A report (comment or README update) is posted summarizing changes and any new rules considered/added/skipped, with reasoning.

Reference: Biome.js Documentation

If you encounter any blockers, please describe them in the issue comments.