Use newer ruby version

Author: thisismydesign

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
 
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.6.10
+          ruby-version: 3.4.3
           bundler-cache: true
 
       - name: Test
@@ -29,7 +29,7 @@ jobs:
 
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 2.6.10
+          ruby-version: 3.4.3
           bundler-cache: true
 
       - name: Build

json-streamer.gemspec

@@ -9,6 +9,7 @@ Gem::Specification.new do |spec|
   spec.summary = "Utility to support JSON streaming allowing you to get data based on various criteria (key, nesting level, etc)."
   spec.homepage = "https://github.com/thisismydesign/json-streamer"
   spec.license = "MIT"
+  spec.required_ruby_version = '>= 3.1.0'
 
   spec.metadata['homepage_uri'] = spec.homepage
   spec.metadata['source_code_uri'] = 'https://github.com/thisismydesign/json-streamer'