diff --git a/composer.lock b/composer.lock
deleted file mode 100644
index 693bf33..0000000
--- a/composer.lock
+++ /dev/null
@@ -1,207 +0,0 @@
-{
-    "_readme": [
-        "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
-        "This file is @generated automatically"
-    ],
-    "content-hash": "727d168ee56a61f6a6c16e13977daac8",
-    "packages": [
-        {
-            "name": "parsecsv/php-parsecsv",
-            "version": "1.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/parsecsv/parsecsv-for-php.git",
-                "reference": "b444afae2f407537ae713f98a7a0c94e296918e6"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/parsecsv/parsecsv-for-php/zipball/b444afae2f407537ae713f98a7a0c94e296918e6",
-                "reference": "b444afae2f407537ae713f98a7a0c94e296918e6",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.5"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^6",
-                "squizlabs/php_codesniffer": "^3.5"
-            },
-            "suggest": {
-                "illuminate/support": "Fluent array interface for map functions"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.0.x-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "ParseCsv\\": "src"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Jim Myhrberg",
-                    "email": "contact@jimeh.me"
-                },
-                {
-                    "name": "William Knauss",
-                    "email": "will.knauss@gmail.com"
-                },
-                {
-                    "name": "Susann Sgorzaly",
-                    "homepage": "https://github.com/susgo"
-                },
-                {
-                    "name": "Christian Bläul",
-                    "homepage": "https://github.com/Fonata"
-                }
-            ],
-            "description": "CSV data parser for PHP",
-            "support": {
-                "issues": "https://github.com/parsecsv/parsecsv-for-php/issues",
-                "source": "https://github.com/parsecsv/parsecsv-for-php"
-            },
-            "time": "2021-04-14T18:14:01+00:00"
-        },
-        {
-            "name": "phpmailer/phpmailer",
-            "version": "v6.4.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "9256f12d8fb0cd0500f93b19e18c356906cbed3d"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/9256f12d8fb0cd0500f93b19e18c356906cbed3d",
-                "reference": "9256f12d8fb0cd0500f93b19e18c356906cbed3d",
-                "shasum": ""
-            },
-            "require": {
-                "ext-ctype": "*",
-                "ext-filter": "*",
-                "ext-hash": "*",
-                "php": ">=5.5.0"
-            },
-            "require-dev": {
-                "dealerdirect/phpcodesniffer-composer-installer": "^0.7.0",
-                "doctrine/annotations": "^1.2",
-                "phpcompatibility/php-compatibility": "^9.3.5",
-                "roave/security-advisories": "dev-latest",
-                "squizlabs/php_codesniffer": "^3.5.6",
-                "yoast/phpunit-polyfills": "^0.2.0"
-            },
-            "suggest": {
-                "ext-mbstring": "Needed to send email in multibyte encoding charset or decode encoded addresses",
-                "hayageek/oauth2-yahoo": "Needed for Yahoo XOAUTH2 authentication",
-                "league/oauth2-google": "Needed for Google XOAUTH2 authentication",
-                "psr/log": "For optional PSR-3 debug logging",
-                "stevenmaguire/oauth2-microsoft": "Needed for Microsoft XOAUTH2 authentication",
-                "symfony/polyfill-mbstring": "To support UTF-8 if the Mbstring PHP extension is not enabled (^1.2)"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-4": {
-                    "PHPMailer\\PHPMailer\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "LGPL-2.1-only"
-            ],
-            "authors": [
-                {
-                    "name": "Marcus Bointon",
-                    "email": "phpmailer@synchromedia.co.uk"
-                },
-                {
-                    "name": "Jim Jagielski",
-                    "email": "jimjag@gmail.com"
-                },
-                {
-                    "name": "Andy Prevost",
-                    "email": "codeworxtech@users.sourceforge.net"
-                },
-                {
-                    "name": "Brent R. Matzelle"
-                }
-            ],
-            "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
-            "support": {
-                "issues": "https://github.com/PHPMailer/PHPMailer/issues",
-                "source": "https://github.com/PHPMailer/PHPMailer/tree/v6.4.1"
-            },
-            "funding": [
-                {
-                    "url": "https://github.com/Synchro",
-                    "type": "github"
-                }
-            ],
-            "time": "2021-04-29T12:25:04+00:00"
-        },
-        {
-            "name": "rakit/validation",
-            "version": "v1.4.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/rakit/validation.git",
-                "reference": "ff003a35cdf5030a5f2482299f4c93f344a35b29"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/rakit/validation/zipball/ff003a35cdf5030a5f2482299f4c93f344a35b29",
-                "reference": "ff003a35cdf5030a5f2482299f4c93f344a35b29",
-                "shasum": ""
-            },
-            "require": {
-                "ext-mbstring": "*",
-                "php": ">=7.0"
-            },
-            "require-dev": {
-                "php-coveralls/php-coveralls": "^2.2",
-                "phpunit/phpunit": "^6.5",
-                "squizlabs/php_codesniffer": "^3"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-4": {
-                    "Rakit\\Validation\\": "src"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Muhammad Syifa",
-                    "email": "emsifa@gmail.com"
-                }
-            ],
-            "description": "PHP Laravel like standalone validation library",
-            "support": {
-                "issues": "https://github.com/rakit/validation/issues",
-                "source": "https://github.com/rakit/validation/tree/v1.4.0"
-            },
-            "time": "2020-08-27T05:07:01+00:00"
-        }
-    ],
-    "packages-dev": [],
-    "aliases": [],
-    "minimum-stability": "stable",
-    "stability-flags": [],
-    "prefer-stable": false,
-    "prefer-lowest": false,
-    "platform": {
-        "ext-pdo": "*"
-    },
-    "platform-dev": [],
-    "plugin-api-version": "2.0.0"
-}