collaborative

Like the "delete stroke" option shown here: https://youtu.be/X39q1-1yoKg?t=110

Describe the bug
Files that are shared as read only seem to be editable. When clicking a line it get's a blue highlight and one can type and change its content.

To Reproduce
Steps to reproduce the behavior:

1. Create a .md file with some paragraphs
2. Create a read only link to it
3. open that link in an incognito browser window
4. Click one of the paragraphs and start typing

Describe your Issue

Hovering over the Tools in the Toolbar should yield some additional Information what the Tool does.

See https://blurha.sh

There's an elixir lib: https://github.com/perzanko/blurhash-elixir

For federation we can interop with:

Mastodon generates colorful preview thumbnails for attachments. This is implemented using an extra property blurhash on Image objects. The property is a string generated by the BlurHash algorithm. Example:

{
  "@context": [
    "https:/

It would make it easier to share specific parts of longer pages on wikis if we could have a button next to each header that links to that specific heading. Github and Wikipedia already have it - we should be able to have it too!

We have this syntax already:

## Some heading {#Anchor}

the above sets the id of the header to Anchor. We should try not to break this syntax.

Tableaunoir is already working as a standalone application via electron. But there is no packages to properly install Tableaunoir.
Help needed!