Require ruby 3.0+

Author: janko

.github/workflows/ci.yml

@@ -13,11 +13,6 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - "2.3"
-          - "2.4"
-          - "2.5"
-          - "2.6"
-          - "2.7"
           - "3.0"
           - "3.1"
           - "3.2"

image_processing.gemspec

@@ -4,7 +4,7 @@ Gem::Specification.new do |spec|
   spec.name          = "image_processing"
   spec.version       = ImageProcessing::VERSION
 
-  spec.required_ruby_version = ">= 2.3"
+  spec.required_ruby_version = ">= 3.0"
 
   spec.summary       = "High-level wrapper for processing images for the web with ImageMagick or libvips."
   spec.description   = "High-level wrapper for processing images for the web with ImageMagick or libvips."