Add Maintainability and Test Coverage badges

.github/workflows/lint.yml

@@ -1,4 +1,4 @@
-name: Linter
+name: linter
 on: [push, pull_request]
 jobs:
   build:

.github/workflows/mutant.yml

@@ -1,4 +1,4 @@
-name: Mutant
+name: mutation testing
 on: [push, pull_request]
 jobs:
   build:

.github/workflows/steep.yml

@@ -1,4 +1,4 @@
-name: Type Checker
+name: type checker
 on: [push, pull_request]
 jobs:
   build:

.github/workflows/test.yml

@@ -1,4 +1,4 @@
-name: Tests
+name: tests
 on: [push, pull_request]
 jobs:
   build:
@@ -12,4 +12,11 @@ jobs:
       with:
         ruby-version: ${{ matrix.ruby }}
         bundler-cache: true
+    - run: |
+        curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+        chmod +x ./cc-test-reporter
+        ./cc-test-reporter before-build
     - run: bundle exec rake test
+    - run: |
+        export GIT_BRANCH="${GITHUB_REF/refs\/heads\//}"
+        ./cc-test-reporter after-build -r ${{secrets.CC_TEST_REPORTER_ID}}

README.md

@@ -2,6 +2,8 @@
 [![Linter](https://github.com/sferik/x-ruby/actions/workflows/lint.yml/badge.svg)](https://github.com/sferik/x-ruby/actions/workflows/lint.yml)
 [![Mutant](https://github.com/sferik/x-ruby/actions/workflows/mutant.yml/badge.svg)](https://github.com/sferik/x-ruby/actions/workflows/mutant.yml)
 [![Typer Checker](https://github.com/sferik/x-ruby/actions/workflows/steep.yml/badge.svg)](https://github.com/sferik/x-ruby/actions/workflows/steep.yml)
+[![Test Coverage](https://api.codeclimate.com/v1/badges/40bbddf2c9170742ca9e/test_coverage)](https://codeclimate.com/github/sferik/x-ruby/test_coverage)
+[![Maintainability](https://api.codeclimate.com/v1/badges/40bbddf2c9170742ca9e/maintainability)](https://codeclimate.com/github/sferik/x-ruby/maintainability)
 [![Gem Version](https://badge.fury.io/rb/x.svg)](https://rubygems.org/gems/x)
 
 # A [Ruby](https://www.ruby-lang.org) interface to the [X API](https://developer.x.com)