Test against Rails main

Drops upper limit on Rails, tests with Rails main.

.github/workflows/ci.yml

@@ -17,6 +17,7 @@ jobs:
           - rails6.1
           - rails7.0
           - rails7.1
+          - rails_main
     env:
       BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile
     steps:

.github/workflows/test_against_rails_main.yml

@@ -0,0 +1,29 @@
+name: Test against Rails main
+
+on:
+  schedule:
+    - cron: "0 0 * * *" # Run every day at 00:00 UTC
+  workflow_dispatch:
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby-version:
+          - '3.3'
+        gemfile:
+          - rails_main
+    env:
+      BUNDLE_GEMFILE: gemfiles/${{ matrix.gemfile }}.gemfile
+    steps:
+      - uses: zendesk/checkout@v4
+      - name: Set up Ruby
+        uses: zendesk/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+      - run: bundle install
+      - name: Tests
+        run: bundle exec rake test

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+* Dropped upper limit on Rails, started testing with Rails main.
 * Dropped support for Ruby < 3.1.
 * Dropped support for Rails < 6.1.
 

charcoal.gemspec

@@ -13,8 +13,8 @@ Gem::Specification.new("charcoal", Charcoal::VERSION) do |s|
 
   s.licenses = ["MIT"]
 
-  s.add_runtime_dependency "activesupport", ">= 6.1", "< 7.2"
-  s.add_runtime_dependency "actionpack", ">= 6.1", "< 7.2"
+  s.add_runtime_dependency "activesupport", ">= 6.1"
+  s.add_runtime_dependency "actionpack", ">= 6.1"
 
   s.add_development_dependency "rake"
   s.add_development_dependency "yard", ">= 0.9.11"

gemfiles/rails_main.gemfile

@@ -0,0 +1,4 @@
+eval_gemfile "common.rb"
+
+gem "rails", github: "rails/rails", branch: "main"
+gem "actionpack-action_caching"