v2.9.0

🚀 Features

• router: improve optional route parameter syntax (#1706) (68f4aba)
• testing: inject app config in Integration test setup (#1710) (14a8da8)

🐛 Bug fixes

• console: render nullable enum arguments (#1711) (402f0e7)
• eventbus: change dispatched assertion from not null to not empty (#1709) (82318a6)
• view: support relative view paths on windows (#1703) (87b2f7b)