build: use codeclimate for coverage

.github/workflows/ruby-tests.yml

@@ -25,20 +25,10 @@ jobs:
       run: bundle install
     - name: Run tests
       run: bundle exec rake test
-    - name: Coveralls Parallel
-      uses: coverallsapp/github-action@master
+    - name: Upload Coverage
+      uses: paambaati/[email protected]
+      env:
+        CC_TEST_REPORTER_ID: ${{ secrets.CC_TEST_REPORTER_ID }}
       with:
-        github-token: ${{ secrets.github_token }}
-        path-to-lcov: coverage/lcov/tracker_api.lcov
-        flag-name: run-${{ matrix.ruby-version }}
-        parallel: true
-
-  finish:
-    needs: test
-    runs-on: ubuntu-latest
-    steps:
-    - name: Coveralls Finished
-      uses: coverallsapp/github-action@master
-      with:
-        github-token: ${{ secrets.github_token }}
-        parallel-finished: true
+        coverageLocations: ${{github.workspace}}/coverage/.resultset.json:simplecov
+      if: matrix.ruby-version == '2.7'

Gemfile

@@ -4,4 +4,3 @@ source 'https://rubygems.org'
 gemspec
 
 gem 'simplecov', require: false, group: :test
-gem 'simplecov-lcov', require: false, group: :test

test/minitest_helper.rb

@@ -2,9 +2,6 @@
 $LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
 
 require 'simplecov'
-require 'simplecov-lcov'
-SimpleCov::Formatter::LcovFormatter.config.report_with_single_file = true
-SimpleCov.formatter = SimpleCov::Formatter::LcovFormatter
 SimpleCov.start
 
 require 'minitest/byebug' if ENV['DEBUG']