Refresh explorer on task events

Simplify explorer task rows

Remove progress tab

Redesign frontend shell

Improve image preview controls

Paginate explorer searches

Revert "Index stuff"

Index stuff

Tighten image routes and explorer layout

Add proxied Pixiv image endpoints

Modify frontend

Users

REEE

Push

poll

Rem,

Push

explorer: show type breakdown in stats

Update

Pixif2: backend + frontend + Dockerfile + migrate script