Laravel Dusk browser tests usually run against localhost or a shared staging server. Pointing Dusk at an isolated preview environment per pull request catches more, without changing a single test.
Laravel Forge provisions and deploys Laravel apps well, but has no native concept of a per-PR preview environment. Here is the actual gap, and two ways teams close it.
Laravel Vapor is a solid serverless option for genuinely spiky Laravel traffic, but ephemeral storage, Lambda execution limits, and WebSocket support are real constraints worth knowing before you commit.