docs: add coveralls support and add README badges

Author: chris-doehring

.github/workflows/phpunit.yml

@@ -36,4 +36,11 @@ jobs:
         run: composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction
 
       - name: Execute tests
-        run: vendor/bin/phpunit -v --coverage-text
+        run: vendor/bin/phpunit -v --coverage-text --coverage-clover build/logs/clover.xml
+
+      - name: Upload coverage results to Coveralls
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          composer global require php-coveralls/php-coveralls
+          php-coveralls --coverage_clover=build/logs/clover.xml -v

README.md

@@ -1,5 +1,12 @@
 # Abstract server side php implementation of the JSON:API protocol.
 
+[![phpunit](https://github.com/dogado-group/json-api-server/actions/workflows/phpunit.yml/badge.svg)](https://github.com/dogado-group/json-api-server/actions/workflows/phpunit.yml)
+[![Coverage Status](https://coveralls.io/repos/github/dogado-group/json-api-server/badge.svg?branch=main)](https://coveralls.io/github/dogado-group/json-api-server?branch=main)
+[![Total Downloads](https://poser.pugx.org/dogado/json-api-server/downloads)](https://packagist.org/packages/dogado/json-api-server)
+[![Latest Stable Version](https://poser.pugx.org/dogado/json-api-server/v/stable)](https://packagist.org/packages/dogado/json-api-server)
+[![Latest Unstable Version](https://poser.pugx.org/dogado/json-api-server/v/unstable.png)](https://packagist.org/packages/dogado/json-api-server)
+[![License](https://poser.pugx.org/dogado/json-api-server/license)](https://packagist.org/packages/dogado/json-api-server)
+
 ## Installation
 
 ```sh

composer.json

@@ -17,7 +17,7 @@
     "doctrine/cache": "^1.10"
   },
   "require-dev": {
-    "phpunit/phpunit": "^9.0",
+    "phpunit/phpunit": "^9.5",
     "fakerphp/faker": "^1.10",
     "phpstan/phpstan": "^0.12.49",
     "guzzlehttp/psr7": "^1.7",