Minor updates: gems, ujs.
Introduce videoQuality feature.
Improve tags feature.
Resize video on playback.
Wiki tag to embed videos into posts.
Add link to Videos
Update dotenv
Add Resolved marker to card.
Add link to filter unresolved cards.
gem + pjax
Refactor video embedding wiki code.

Precompile erb_template and save it in the module.
Move resolved checkbox near Save button.
Switch Hashie::Mash to Struct where possible (it is faster).
Store LJ Data as Struct (faster)
Update gems
Fix LJData presence check.