Redesigned UI and fixes for 2D objects

This update introduces a new redesigned UI for events and resolves issues with 2D objects extrusion and transform after group rescale, along with other minor fixes.

Changes

• New redesigned UI for the events.
• Fixed issue with 2D objects extrusion and transform being wrong after a group rescale.
• Fixed issue with assets panel position flicking.
• Minor fixes and improvements.