Upgrading From v2.x

Breaking Changes

1. Database connection schema: Update as following:

'elasticsearch' => [
    'driver'       => 'elasticsearch',
    'auth_type'    => env('ES_AUTH_TYPE', 'http'), //http or cloud
    'hosts'        => explode(',', env('ES_HOSTS', 'http://localhost:9200')),
    'username'     => env('ES_USERNAME', ''),
    'password'     => env('ES_PASSWORD', ''),
    'cloud_id'     => env('ES_CLOUD_ID', ''),
    'api_id'       => env('ES_API_ID', ''),
    'api_key'      => env('ES_API_KEY', ''),
    'ssl_cert'     => env('ES_SSL_CA', ''),
    'ssl'          => [
        'cert'          => env('ES_SSL_CERT', ''),
        'cert_password' => env('ES_SSL_CERT_PASSWORD', ''),
        'key'           => env('ES_SSL_KEY', ''),
        'key_password'  => env('ES_SSL_KEY_PASSWORD', ''),
    ],
    'index_prefix' => env('ES_INDEX_PREFIX', false),
    'options'      => [
        'allow_id_sort'    => env('ES_OPT_ID_SORTABLE', false),
        'ssl_verification' => env('ES_OPT_VERIFY_SSL', true),
        'retires'          => env('ES_OPT_RETRIES', null),
        'meta_header'      => env('ES_OPT_META_HEADERS', true),
    ],
    'query_log'    => [
        'index'      => false, //Or provide a name for the logging index ex: 'laravel_query_logs'
        'error_only' => true, //If false, then all queries are logged if the query_log index is set
    ],
],