Drop support for ruby <3.2

Author: mfinelli

.github/workflows/default.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [2.5, 2.6, 2.7, 3.0, 3.1, 3.2, 3.3, 3.4, 4.0]
+        ruby: ["3.2", "3.3", "3.4", "4.0"]
 
     steps:
       - uses: actions/checkout@v6

.rubocop.yml

@@ -5,7 +5,7 @@ require:
 
 AllCops:
   NewCops: enable
-  TargetRubyVersion: 2.5.0
+  TargetRubyVersion: 3.2.0
 
 Gemspec/RequireMFA: false
 

CHANGELOG.md

@@ -3,6 +3,10 @@
 This file keeps track of changes between releases for the bankrupt project
 which adheres to [semantic versioning](https://semver.org).
 
+## unreleased
+
+* **BREAKING:** Drop support for ruby <3.2x.
+
 ## v3.0.0 2021-08-21
 
 * Drop support for ruby 2.4.x.