* Add sync model
* Fresh fixtures for sync tests
* Sync tests overhaul
* Fix entry tests
* Complete remaining model test updates
* Update system tests
* Update demo data task
* Add system tests back to PR checks
* More simplifications, add empty family to fixtures for easier testing
* Initial entryable models
* Update transfer and tests
* Update transaction controllers and tests
* Update sync process to use new entries model
* Get dashboard working again
* Update transfers, imports, and accounts to use Account::Entry
* Update system tests
* Consolidate transaction management into entries controller
* Add permitted partial key helper
* Move account transactions list to entries controller
* Delegate transaction entries search
* Move transfer relation to entry
* Update bulk transaction management flows to use entries
* Remove test code
* Test fix attempt
* Update demo data script
* Consolidate remaining transaction partials to entries
* Consolidate valuations controller to entries controller
* Lint fix
* Remove unused files, additional cleanup
* Add back valuation creation
* Make migrations fully reversible
* Stale routes cleanup
* Migrations reversible fix
* Move types to entryable concern
* Fix search when no entries found
* Remove more unused code
* Add last_sync_date to accounts table
* Always sync Account after Valuation or Transaction creation, update, or deletion.
Skip sync if user clicks "sync" button without changing anything
* Sync user accounts daily based on last_login_at
* Implement Synth as an exchange rate provider
* Add assertions to provider interface test
* Assert the correct provider error is raised
* Remove unnecessary parens
* Support all currencies, handle outside DB
* Remove currencies from seed
* Fix account balance namespace
* Set default currency on authentication
* Cache currency instances
* Implement multi-currency syncs with tests
* Series fallback, passing tests
* Fix conflicts
* Make value group concrete class that works with currency values
* Fix migration conflict
* Update tests to expect multi-currency results
* Update account list to use group method
* Namespace updates
* Fetch unknown exchange rates from API
* Fix date range bug
* Ensure demo data works without external API
* Enforce cascades only at DB level
