Fix examples and add coverage badge

README.md

@@ -8,6 +8,7 @@
 
 <p align="left">
   <a href="https://github.com/shivammathur/setup-php"><img alt="GitHub Actions status" src="https://github.com/shivammathur/setup-php/workflows/Main%20workflow/badge.svg"></a>
+  <a href="https://codecov.io/gh/shivammathur/setup-php"><img alt="Codecov Code Coverage" src="https://codecov.io/gh/shivammathur/setup-php/branch/master/graph/badge.svg"></a>
   <a href="https://github.com/shivammathur/setup-php/blob/master/LICENSE"><img alt="LICENSE" src="https://img.shields.io/badge/license-MIT-428f7e.svg"></a>
   <a href="#tada-php-support"><img alt="PHP Versions Supported" src="https://img.shields.io/badge/php-%3E%3D%205.6-8892BF.svg"></a> 
   <a href="https://www.patreon.com/shivammathur"><img alt="Support me on Patreon" src="https://shivammathur.com/badges/patreon.svg"></a>   <a href="https://www.paypal.me/shivammathur"><img alt="Support me on PayPal" src="https://shivammathur.com/badges/paypal.svg"></a>

examples/laravel-postgres.yml

@@ -9,6 +9,11 @@ jobs:
       CACHE_DRIVER: redis
       QUEUE_CONNECTION: redis
       SESSION_DRIVER: redis
+      DB_CONNECTION: pgsql
+      DB_HOST: localhost
+      DB_PASSWORD: postgres
+      DB_USERNAME: postgres
+      DB_DATABASE: postgres
     services:
       postgres:
         image: postgres:10.8
@@ -50,5 +55,4 @@ jobs:
       - name: Run Migration
         run: php artisan migrate -v
         env:
-          POSTGRES_HOST: localhost
-          POSTGRES_PORT: ${{ job.services.postgres.ports[5432] }}
+          DB_PORT: ${{ job.services.postgres.ports[5432] }}