New features

• Added automatic session refresh if user is active

Improvements

• Guide tour optimization & improvements (loading speed, fixed text shift, etc)
• Improved files section for mobiles
• Improved image gallery loading time
• Added more stability

Bug fixes

• Fixed processing issue for some PDFs
• Fixed username and email in user menu
• Fixed image gallery issues when moving an image
• Fixed all images being reloaded on scrolling down, now only bottom images are loaded (lazy load)