* fix: removed backticks in inline code blocks
* added better error handling while cancelling uploads
* fix: inline code blocks, code blocks and links have saner behaviour
- Inline code blocks are now exitable, don't have backticks, have better padding vertically and better regex matching
- Code blocks on the top and bottom of the document are now exitable via Up and Down Arrow keys
- Links are now exitable while being autolinkable via a custom re-write of the tiptap-link-extension
* fix: more robust link checking