Account Activity View + Account Forms (#1406)

* Remove balance mode, sketch out refactor

* Activity view checkpoint

* Entry partials, checkpoint

* Finish txn partial

* Give entries context when editing for different turbo responses

* Calculate change of balance for each entry

* Account tabs consolidation

* Translations, linting, brakeman updates

* Account actions concern

* Finalize forms, get account system tests passing

* Get tests passing

* Lint, rubocop, schema updates

* Improve routing and stream responses

* Fix broken routes

* Add import option for adding accounts

* Fix system test

* Fix test specificity

* Fix sparklines

* Improve account redirects

app/models/loan.rb

@@ -20,4 +20,8 @@ class Loan < ApplicationRecord
   def color
     "#D444F1"
   end
+
+  def icon
+    "hand-coins"
+  end
 end