Clean up run-tests workflow

Author: martijngastkemper

.github/workflows/run-tests.yaml

@@ -6,13 +6,14 @@ on:
 jobs:
   php-tests:
     runs-on: ubuntu-latest
+    continue-on-error: ${{ matrix.php == 'nightly' }}
+
     strategy:
       fail-fast: true
       matrix:
-        os: [ubuntu-latest]
         laravel: [10.*, 11.*]
-        php: [8.2, 8.3, 8.4]
-        dependency-version: [prefer-stable]
+        php: [8.2, 8.3, 8.4, nightly]
+        stability: [--prefer-lowest, --prefer-stable]
         include:
           - laravel: 10.*
             testbench: 8.*
@@ -47,9 +48,12 @@ jobs:
 
       - name: Install PHP dependencies
         run: |
-          composer config --ansi -- "http-basic.nova.laravel.com" ${{ secrets.NOVA_USERNAME }} ${{ secrets.NOVA_PASSWORD }}
-          composer require "laravel/framework:${{ matrix.laravel }}" "orchestra/testbench:${{ matrix.testbench }}" "phpunit/phpunit:${{ matrix.phpunit }}" --no-interaction --no-update
-          composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction
+          composer config -- "http-basic.nova.laravel.com" ${{ secrets.NOVA_USERNAME }} ${{ secrets.NOVA_PASSWORD }}
+          composer require --dev --no-interaction --no-update \
+            "laravel/framework:${{ matrix.laravel }}" \ 
+            "orchestra/testbench:${{ matrix.testbench }}" \
+            "phpunit/phpunit:${{ matrix.phpunit }}"
+          composer update ${{ matrix.stability }} --prefer-dist --no-interaction
 
       - name: Run PHP tests
         run: vendor/bin/phpunit