Changes:

- feat: support uploading audio and video files
- feat: non-blocking upload via open document (with loading indicator in UI)
- feat: upload screen when opening file content with intent (stop large files from freezing UI)
- feat: added lock app on launch setting
- fix: added "files" to web content list description
- fix: more appropriate size for buttons and icons
- fix: change default for useWideViewPort and loadWithOverviewMode to true
- refactor: migrate unsupported material icons to vector graphics
- deps: bump to composeBom@2025.09.01 and navigationCompose@2.9.5
