Added PHP 8 on mutation tests

.github/workflows/ci.yml

@@ -239,12 +239,10 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        php-version: ['7.4']
+        php-version: ['7.4', '8.0']
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
-      - name: Start database server
-        run: docker-compose -f docker-compose.yml -f docker-compose.ci.yml up -d shlink_db
       - name: Use PHP
         uses: shivammathur/setup-php@v2
         with:

composer.json

@@ -34,14 +34,14 @@
         "laminas/laminas-stdlib": "^3.2",
         "lcobucci/jwt": "^4.0",
         "league/uri": "^6.2",
-        "lstrojny/functional-php": "^1.9",
+        "lstrojny/functional-php": "dev-master#5b78132 as 1.15",
         "mezzio/mezzio": "^3.2",
         "mezzio/mezzio-fastroute": "^3.0",
         "mezzio/mezzio-helpers": "^5.3",
         "mezzio/mezzio-problem-details": "^1.1",
         "mezzio/mezzio-swoole": "^2.6.4",
         "monolog/monolog": "^2.0",
-        "nikolaposa/monolog-factory": "^3.0",
+        "nikolaposa/monolog-factory": "^3.1",
         "ocramius/proxy-manager": "^2.7.0",
         "php-middleware/request-id": "^4.1",
         "predis/predis": "^1.1",