Improve account sync performance, handle concurrent market data syncing (#2236)

* PlaidConnectable concern

* Remove bad abstraction

* Put sync implementations in own concerns

* Sync strategies

* Move sync orchestration to Sync class

* Clean up sync class, add state machine

* Basic market data sync cron

* Fix price sync

* Improve sync window column names, add timestamps

* 30 day syncs by default

* Clean up market data methods

* Report high duplicate sync counts to Sentry

* Add sync states throughout app

* account tab session

* Persistent account tab selections

* Remove manual sleep

* Add migration to clear stale syncs on self hosted apps

* Tweak sync states

* Sync completion event broadcasts

* Fix timezones in tests

* Cleanup

* More cleanup

* Plaid item UI broadcasts for sync

* Fix account ID namespace conflict

* Sync broadcasters

* Smoother account sync refreshes

* Remove test sync delay

app/views/accounts/index.html.erb

@@ -2,17 +2,6 @@
   <h1 class="text-xl"><%= t(".accounts") %></h1>
   <div class="flex items-center gap-5">
     <div class="flex items-center gap-2">
-      <% if Rails.env.development? %>
-        <%= render ButtonComponent.new(
-          text: "Sync all",
-          href: sync_all_accounts_path,
-          method: :post,
-          variant: "outline",
-          disabled: Current.family.syncing?,
-          icon: "refresh-cw",
-        ) %>
-      <% end %>
-
       <%= render LinkComponent.new(
         text: "New account",
         href: new_account_path(return_to: accounts_path),