Update composer

composer.json

@@ -5,7 +5,7 @@
     "license": "AGPL-3.0-only",
     "type": "project",
     "require": {
-        "php": "^7.1.3",
+        "php": "^7.2",
         "ext-bcmath": "*",
         "ext-ctype": "*",
         "ext-curl": "*",
@@ -19,7 +19,8 @@
         "fideloper/proxy": "^4.0",
         "intervention/image": "^2.4",
         "jenssegers/agent": "^2.6",
-        "laravel/framework": "5.8.*",
+        "laravel/framework": "^6.0",
+        "laravel/helpers": "^1.1",
         "laravel/horizon": "^3.3",
         "laravel/passport": "^7.0",
         "laravel/tinker": "^1.0",
@@ -27,10 +28,9 @@
         "league/flysystem-cached-adapter": "~1.0",
         "league/iso3166": "^2.1",
         "moontoast/math": "^1.1",
-        "pbmedia/laravel-ffmpeg": "4.0.0",
+        "pbmedia/laravel-ffmpeg": "5.0.*",
         "phpseclib/phpseclib": "~2.0",
         "pixelfed/bacon-qr-code": "^3.0",
-        "pixelfed/dotenv-editor": "^2.0",
         "pixelfed/fractal": "^0.18.0",
         "pixelfed/google2fa": "^4.0",
         "pixelfed/laravel-snowflake": "^2.0",
@@ -38,16 +38,16 @@
         "predis/predis": "^1.1",
         "spatie/laravel-backup": "^6.0.0",
         "spatie/laravel-image-optimizer": "^1.1",
-        "stevebauman/purify": "2.0.*"
+        "stevebauman/purify": "3.0.*"
     },
     "require-dev": {
         "barryvdh/laravel-debugbar": "dev-master",
-        "filp/whoops": "^2.0",
+        "facade/ignition": "^1.4",
         "fzaninotto/faker": "^1.4",
         "mockery/mockery": "^1.0",
-        "nunomaduro/collision": "^2.0",
+        "nunomaduro/collision": "^3.0",
         "nunomaduro/phpinsights": "^1.7",
-        "phpunit/phpunit": "^7.5"
+        "phpunit/phpunit": "^8.0"
     },
     "autoload": {
         "classmap": [