Move remaining CircleCI jobs to GitHub Actions (#156)

* Move remaining CircleCI jobs to GitHub Actions

* Remove CircleCI config

* Remove doc references to CircleCI

.github/workflows/ci.yml

@@ -5,7 +5,32 @@ on:
     branches:
       - main
 jobs:
-  spec_legacy_ruby_19:
+  rubocop:
+    name: "RuboCop"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "2.7"
+          bundler-cache: true
+      - run: bundle exec rubocop
+  test:
+    name: "Test / Ruby ${{ matrix.ruby }}"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby: ["2.4", "2.5", "2.6", "2.7", "3.0", "3.1", "3.2", "3.3"]
+    env:
+      sshkit: "master"
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+      - run: bundle exec rake test
+  test_legacy_ruby_19:
     name: "Test / Ruby 1.9 / SSHKit ${{ matrix.sshkit }}"
     runs-on: ubuntu-20.04
     strategy:
@@ -23,7 +48,7 @@ jobs:
           bundler: "1.17.3"
           bundler-cache: true
       - run: bundle exec rake test
-  spec_legacy_ruby:
+  test_legacy_ruby:
     name: "Test / Ruby ${{ matrix.ruby }} / SSHKit ${{ matrix.sshkit }}"
     runs-on: ubuntu-20.04
     strategy:
@@ -43,7 +68,7 @@ jobs:
   spec_all:
     name: "Test / Ruby (All)"
     runs-on: ubuntu-latest
-    needs: [spec_legacy_ruby, spec_legacy_ruby_19]
+    needs: [test, test_legacy_ruby, test_legacy_ruby_19]
     if: always()
     steps:
       - name: All tests ok

CONTRIBUTING.md

@@ -19,7 +19,7 @@ Note that Bundler 1.10 is required for development. Run `gem update bundler` to
 
 After checking out the airbrussh repo, run `bin/setup` to install dependencies. Run `rake` to execute airbrussh's tests and RuboCop checks.
 
-Airbrussh is designed to work against multiple versions of SSHKit and Ruby. In order to test this, we use the environment variable `sshkit` in order to run the tests against a specific version. The combinations of sshkit and ruby we support are specified in [.circleci/config.yml](.circleci/config.yml).
+Airbrussh is designed to work against multiple versions of SSHKit and Ruby. In order to test this, we use the environment variable `sshkit` in order to run the tests against a specific version. The combinations of sshkit and ruby we support are specified in [.github/workflows/ci.yml](.github/workflows/ci.yml).
 
 A Guardfile is also present, so if you'd like to use Guard to do a TDD workflow, then:
 

README.md

@@ -1,7 +1,7 @@
 # Airbrussh
 
 [![Gem Version](https://badge.fury.io/rb/airbrussh.svg)](http://badge.fury.io/rb/airbrussh)
-[![Build Status](https://circleci.com/gh/mattbrictson/airbrussh/tree/main.svg?style=shield)](https://app.circleci.com/pipelines/github/mattbrictson/airbrussh?branch=main)
+[![Build Status](https://github.com/mattbrictson/airbrussh/actions/workflows/ci.yml/badge.svg)](https://github.com/mattbrictson/airbrussh/actions/workflows/ci.yml)
 [![Build status](https://ci.appveyor.com/api/projects/status/h052rlq54sne3md6/branch/main?svg=true)](https://ci.appveyor.com/project/mattbrictson/airbrussh/branch/main)
 [![Code Climate](https://codeclimate.com/github/mattbrictson/airbrussh/badges/gpa.svg)](https://codeclimate.com/github/mattbrictson/airbrussh)
 [![Coverage Status](https://coveralls.io/repos/mattbrictson/airbrussh/badge.svg?branch=main)](https://coveralls.io/r/mattbrictson/airbrussh?branch=main)