chore: moved all tests to minitest

Rakefile

@@ -1,19 +1,13 @@
 # frozen_string_literal: true
 
 require "bundler/gem_tasks"
-require "rspec/core/rake_task"
-
 # Add minitest tasks
 require "rake/testtask"
 Rake::TestTask.new do |t|
   t.libs << "test"
-  t.test_files = FileList["test/**/*_test.rb"]
+  t.test_files = FileList["test/**/*_test.rb", "test/**/*_spec.rb"]
   t.verbose = true
 end
 
-RSpec::Core::RakeTask.new(:spec) do |t|
-  t.rspec_opts = "--format documentation --format RspecJunitFormatter --out test-reports/spec.xml"
-end
-
 desc "Running Tests"
-task default: %i[spec test]
+task default: %i[test]