Security resolver and health checker (#2281)

* Setup health check

* Security health checker cron

* Use resolver throughout codebase

* Use resolver for trade builder

* Add security health checks to schedule

* Handle no provider

* Lint fixes

db/migrate/20250521112347_add_security_resolver_fields.rb

@@ -0,0 +1,8 @@
+class AddSecurityResolverFields < ActiveRecord::Migration[7.2]
+  def change
+    add_column :securities, :offline, :boolean, default: false, null: false
+    add_column :securities, :failed_fetch_at, :datetime
+    add_column :securities, :failed_fetch_count, :integer, default: 0, null: false
+    add_column :securities, :last_health_check_at, :datetime
+  end
+end