Update supported versions of Rails and Ruby

Author: jho406

.github/workflows/build_rails.yml

@@ -10,11 +10,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ["3.3", "3.2", "3.1"]
-        version: ["70", "71", "72", "80"]
-        exclude:
-          - ruby: 3.1
-            version: 80
+        ruby: ["3.4", "3.3", "3.2"]
+        version: ["72", "80", "81"]
     runs-on: "ubuntu-latest"
 
     steps:

Gemfile.70

@@ -0,0 +1,15 @@
+source "https://rubygems.org"
+gemspec
+
+gem "rails", "~> 8.1.0"
+gem "selenium-webdriver"
+gem "props_template"
+gem "standard"
+gem "capybara"
+gem "minitest"
+gem "rake"
+gem "sqlite3"
+gem "git"
+gem "cuprite"
+gem "puma"
+gem "propshaft"

Gemfile.71

@@ -11,7 +11,7 @@ Gem::Specification.new do |s|
   s.description = s.summary
   s.files = Dir["MIT-LICENSE", "README.md", "lib/**/*", "app/**/*"]
 
-  s.add_dependency "actionpack", ">= 7.0", "< 9.0"
+  s.add_dependency "actionpack", ">= 7.2", "< 9.0"
   s.add_dependency "props_template", "~> 1.0.0.alpha"
   s.add_dependency "form_props", "~> 0.2"
 end