Scaffold out basic transactions model and UI (#478)

* Transaction scaffold

* Rough in transaction views

* Fix sort order

* Fix mass assignment issue

* Fix test

* Simplify CI workflow

* Don't seed db before test

db/migrate/20240223162105_create_transactions.rb

@@ -0,0 +1,13 @@
+class CreateTransactions < ActiveRecord::Migration[7.2]
+  def change
+    create_table :transactions, id: :uuid do |t|
+      t.string :name
+      t.date :date, null: false
+      t.decimal :amount, precision: 19, scale: 4, null: false
+      t.string :currency, default: "USD", null: false
+      t.references :account, null: false, type: :uuid, foreign_key: { on_delete: :cascade }
+
+      t.timestamps
+    end
+  end
+end