chore: make sure CSV and File objects are properly namespaced

spec/dummy/db/migrate/20240207230529_create_dashboard_schools.dashboard.rb

@@ -0,0 +1,17 @@
+# This migration comes from dashboard (originally 20240104174053)
+class CreateDashboardSchools < ActiveRecord::Migration[7.1]
+  def change
+    create_table :dashboard_schools do |t|
+      t.string :name
+      t.references :dashboard_district, null: false, foreign_key: true
+      t.string :slug
+      t.integer :qualtrics_code
+      t.integer :dese_id
+      t.boolean :is_hs
+
+      t.timestamps
+    end
+
+    add_index :dashboard_schools, :dese_id, unique: true
+  end
+end