2.0.0-beta.12

• Bumped esbuild to 0.11.2 and simplified bundling
• Fixed paths in source maps for models assets to be consistent with others
• Fixed interface disabling on error during loading, due to an invisible layer overlapping error block
• Added dark mode toggle to index page (when dark mode is not disabled)
• Fixed download feature regression that was introduced in a recent release
• Fixed model cache update rescheduling, previously model cache stops to update in background when cache generation has been failure