Migrate CI to GitHub Actions (#239)

* Migrate CI to GitHub Actions

Moves CI to GitHub Actions.  Separates out linting from specs.

* Remove pry-byebug dependency for forward compatibility

* Remove .travis.yml and Ruby 2.6 (EOLed)

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+name: CI 
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby-version: ['2.7', '3.0', '3.1', ruby-head]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Ruby ${{ matrix.ruby-version }}
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby-version }}
+        bundler-cache: true # 'bundle install' and cache
+    - name: Run specs 
+      run: |
+        bundle exec rspec

.github/workflows/lint.yml

@@ -0,0 +1,17 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Ruby ${{ matrix.ruby-version }}
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.7 
+        bundler-cache: true # 'bundle install' and cache
+    - name: Run specs 
+      run: |
+        bundle exec rubocop

devise-jwt.gemspec

@@ -27,7 +27,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "bundler", "> 1"
   spec.add_development_dependency "rake", "~> 13.0"
   spec.add_development_dependency "rspec"
-  spec.add_development_dependency "pry-byebug", "~> 3.7"
   # Needed to test the rails fixture application
   spec.add_development_dependency 'rails', '~> 6.0'
   spec.add_development_dependency 'sqlite3', '~> 1.3'

spec/spec_helper.rb

@@ -15,7 +15,6 @@
 require 'rails/test_unit/railtie'
 
 require 'rspec/rails'
-require 'pry-byebug'
 require 'simplecov'
 SimpleCov.start