Update microservices.md

Author: rmcdaniel

Diff for: docs/configuration/microservices.md

@@ -17,15 +17,15 @@ Below is a guide on configuring a shared MySQL database and Redis connection:
 'connections' => [
     'shared' => [
         'driver' => 'mysql',
-        'url' => env('SHARED_DATABASE_URL'),
+        'url' => env('SHARED_DB_URL'),
         'host' => env('SHARED_DB_HOST', '127.0.0.1'),
         'port' => env('SHARED_DB_PORT', '3306'),
-        'database' => env('SHARED_DB_DATABASE', 'forge'),
-        'username' => env('SHARED_DB_USERNAME', 'forge'),
+        'database' => env('SHARED_DB_DATABASE', 'laravel'),
+        'username' => env('SHARED_DB_USERNAME', 'root'),
         'password' => env('SHARED_DB_PASSWORD', ''),
         'unix_socket' => env('SHARED_DB_SOCKET', ''),
-        'charset' => 'utf8mb4',
-        'collation' => 'utf8mb4_unicode_ci',
+        'charset' => env('SHARED_DB_CHARSET', 'utf8mb4'),
+        'collation' => env('SHARED_DB_COLLATION', 'utf8mb4_unicode_ci'),
         'prefix' => '',
         'prefix_indexes' => true,
         'strict' => true,