Release 3.1.0

What's Changed

• Fixed broken master by @Nyholm in #165
• Add PHP 8.0 support to composer.json by @benr77 in #176
• Make sure we run CI by @Nyholm in #181
• Apply code style rules by @Nyholm in #182
• Fixing tests and make CI green by @Nyholm in #183

New Contributors

• @benr77 made their first contribution in #176

Full Changelog: 3.0.1...3.1.0