chore: init commit

in worker.../repo/GITFOLDER.zip is the .git folder.

worker-toolkit-stocks-in-the-future/repo/test/models/grade_book_test.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+# test/models/grade_book_test.rb
+require "test_helper"
+
+class GradeBookTest < ActiveSupport::TestCase
+  test "factory" do
+    assert build(:grade_book).validate!
+  end
+
+  test "default status is draft" do
+    book = create(:grade_book)
+    assert_equal "draft", book.status
+    assert_predicate book, :draft?
+  end
+
+  test "status enum transitions work" do
+    book = create(:grade_book)
+    book.verified!
+    assert_equal "verified", book.status
+    assert_predicate book, :verified?
+
+    book.completed!
+    assert_equal "completed", book.status
+    assert_predicate book, :completed?
+  end
+end