Bug Fixes:
- Fixed critical error when Owlbear Rodeo changes scenes (iframe postMessage null error)
- Added proper cleanup of stale iframe references when scenes change
- Improved iframe validation and removal handling

Updates:
- Completed some code house cleaning and improved error handling

Technical Details:
This update fixes a TypeError that occurred when DMs changed scenes in Owlbear Rodeo. The extension now properly tracks and removes stale iframe references, preventing errors when iframes are replaced during scene transitions.

For setup instructions and video tutorials, visit: https://owl20.uberdragon.org