Update 'jekyll-theme-hacker.gemspec'

Add test CI workflow on GitHub Actions

.github/workflows/ci.yaml

@@ -0,0 +1,14 @@
+on: push
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: script/cibuild
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-ruby@v1
+        with:
+          ruby-version: 2.7
+      - name: build
+        run: script/bootstrap
+      - name: test
+        run: script/cibuild

.rubocop.yml

@@ -4,3 +4,6 @@ AllCops:
 
 Metrics/LineLength:
   Enabled: false
+
+Gemspec/RequiredRubyVersion:
+  Enabled: false

jekyll-theme-hacker.gemspec

@@ -1,13 +1,13 @@
 # frozen_string_literal: true
 
 Gem::Specification.new do |s|
-  s.name          = 'jekyll-theme-hacker'
+  s.name          = 'jekyll-theme-cracker'
   s.version       = '0.1.2'
   s.license       = 'CC0-1.0'
-  s.authors       = ['Jason Costello', 'GitHub, Inc.']
+  s.authors       = ['Jason Costello', 'GitHub, Inc.', 'Atlas Cove']
-  s.email         = ['opensource+jekyll-theme-hacker@github.com']
+  s.email         = ['Atlas48@gmx.com','opensource+jekyll-theme-hacker@github.com']
-  s.homepage      = 'https://github.com/pages-themes/hacker'
+  s.homepage      = 'https://git.sdf.org/Atlas48/cracker'
-  s.summary       = 'Hacker is a Jekyll theme for GitHub Pages'
+  s.summary       = 'Cracker is a Jekyll theme forcked from hacker'
 
   s.files         = `git ls-files -z`.split("\x0").select do |f|
     f.match(%r{^((_includes|_layouts|_sass|assets)/|(LICENSE|README)((\.(txt|md|markdown)|$)))}i)