* Consolidate modal form structure into partial + helper
* Scaffold out trade transaction form
* Normalize translations
* Add buy and sell trade form with tests
* Move entryable lists to dedicated controllers
* Delegate entry group contents rendering
* More cleanup
* Extract transaction and valuation update logic from entries controller
* Delegate edit and show actions to entryables
* Trade builder
* Update paths for transaction updates
* Add holdings tab to account view
* Basic portfolio UI
* Cleanup
* Handle missing holding data
* Remove synced at (implemented in separate pr)
* translations
* Tweak post sync streams
* Remove stale methods from merge conflict
