Description

Resolves #4885

Makes URLs visible and clickable in stack view, as is already the case for board view.
URLs should be editable and clickable after saving the changes again.

Change log

some refactoring was required to get this to work

• Note Content: replace TextArea with contentEdtiable div
• conditional content (linkified or pure)
• URL style mixin
• emoji suggestions adjustments (wip)

TODOs

• cursor location when clicking div, changing to edit mode
• emoji autocomplete (probably need to mock change event)

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• The light- and dark-theme are both supported and tested
• The design was implemented and is responsive for all devices and screen sizes
• The application was tested in the most commonly used browsers (e.g. Chrome, Firefox, Safari)

(Optional) Visual Changes