Internal Release v0.1.1

- implement `Prompt`
- adjust Tool approach
- update readme for tool calling
- document usage of `Prompt`

test/test_helper.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+ENV["RAILS_ENV"] ||= "test"
+
+require "bundler/setup"
+require "model_context_protocol"
+
+require "minitest/autorun"
+require "minitest/reporters"
+require "minitest/mock"
+require "mocha/minitest"
+
+require "active_support"
+require "active_support/test_case"
+
+Minitest::Reporters.use!(Minitest::Reporters::ProgressReporter.new)
+
+module ActiveSupport
+  class TestCase
+  end
+end