Make support for Rails 8.1 official (#1538)

Co-authored-by: Leo Arnold <opensource@leoarnold.de>

Author: leoarnold

Appraisals

@@ -23,6 +23,6 @@ appraise "rails-8.0" do
 end
 
 appraise "rails-8.1" do
-  gem "rails", "~> 8.1.0.beta1"
+  gem "rails", "~> 8.1.0"
   gem "sqlite3", ">= 2.1"
 end

CHANGELOG.md

@@ -24,6 +24,7 @@ recommendations of [keepachangelog.com](http://keepachangelog.com/).
 
 - Drop support for Rails 6.1, which [reached EoL on 2024-10-01][2]
 - Drop support for Rails 7.0, which [reached EoL on 2025-04-01][2]
+- Add support for Rails 8.1
 - Drop support for Ruby 3.0, which [reached EoL on 2024-04-23][3]
 - Drop support for Ruby 3.1, which [reached EoL on 2024-03-31][3]
 

gemfiles/rails_8.1.gemfile

@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "rails", "~> 8.1.0.beta1"
+gem "rails", "~> 8.1.0"
 gem "sqlite3", ">= 2.1"
 
 gemspec path: "../"

lib/paper_trail/compatibility.rb

@@ -18,7 +18,7 @@ module PaperTrail
   # versions.
   module Compatibility
     ACTIVERECORD_GTE = ">= 7.1" # enforced in gemspec
-    ACTIVERECORD_LT = "< 8.1" # not enforced in gemspec
+    ACTIVERECORD_LT = "< 8.2" # not enforced in gemspec
 
     E_INCOMPATIBLE_AR = <<-EOS
       PaperTrail %s is not compatible with ActiveRecord %s. We allow PT

spec/paper_trail/compatibility_spec.rb

@@ -14,7 +14,7 @@ module PaperTrail
 
       context "when incompatible" do
         it "writes a warning to stderr" do
-          ar_version = ::Gem::Version.new("8.1.0")
+          ar_version = ::Gem::Version.new("8.2.0")
           expect {
             described_class.check_activerecord(ar_version)
           }.to output(/not compatible/).to_stderr