Changelog (https://github.com/symfony/routing/compare/v6.1.0-BETA1...v6.1.0-BETA2)

• feature #46157 Remove variadic constructor signature (wouterj)
• feature #46042 Add params variable to condition expression (HypeMC)
• bug #46097 fix router base url when default uri has trailing slash (Tobion)
• feature #45528 Add Requirement, a collection of universal regular-expressions constants to use as route parameter requirements (fancyweb)