add rails 8 appraisal

Appraisals

@@ -28,6 +28,11 @@ appraise "rails-7.2" do
   gem "tailwindcss-rails", "~> 2.0"
 end
 
+appraise "rails-8.0" do
+  gem "rails", "~> 8.0"
+  gem "tailwindcss-rails", "~> 2.0"
+end
+
 appraise "rails-main" do
   gem "rails", github: "rails/rails", branch: "main"
   gem "tailwindcss-rails", "~> 2.0"

gemfiles/rails_8.0.gemfile

@@ -0,0 +1,27 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "capybara", "~> 3"
+gem "rails", "~> 8.0"
+gem "rspec-rails", "~> 5"
+gem "net-imap", require: false
+gem "net-pop", require: false
+gem "net-smtp", require: false
+gem "debug"
+
+gem "tailwindcss-rails", "~> 2.0"
+
+group :test do
+  gem "cuprite", "~> 0.15"
+  gem "puma", "~> 6"
+  gem "warning"
+  gem "selenium-webdriver", "4.9.0"
+end
+
+group :development, :test do
+  gem "appraisal", "~> 2.5"
+end
+
+gemspec path: "../"
+