feat(config): Adds explicit MySQL connection configuration settings

config/database.php

@@ -2,6 +2,8 @@
 
 return [
 
+    'default' => env('DB_CONNECTION', 'mysql'),
+
     'migrations' => [
         'table' => 'migrations',
         'update_date_on_publish' => false, // disable to preserve original behavior for existing applications
@@ -9,6 +11,20 @@ return [
 
     'connections' => [
         'mysql' => [
+            'driver' => 'mysql',
+            'url' => env('DB_URL'),
+            'host' => env('DB_HOST', '127.0.0.1'),
+            'port' => env('DB_PORT', '3306'),
+            'database' => env('DB_DATABASE', 'laravel'),
+            'username' => env('DB_USERNAME', 'root'),
+            'password' => env('DB_PASSWORD', ''),
+            'unix_socket' => env('DB_SOCKET', ''),
+            'charset' => env('DB_CHARSET', 'utf8mb4'),
+            'collation' => env('DB_COLLATION', 'utf8mb4_unicode_ci'),
+            'prefix' => '',
+            'prefix_indexes' => true,
+            'strict' => true,
+            'engine' => null,
             'options' => extension_loaded('pdo_mysql') ? [
                 PDO::ATTR_TIMEOUT => 15,
                 PDO::MYSQL_ATTR_USE_BUFFERED_QUERY => true,