Router 2.0 now supports WebSockets and Expect: 100-Continue

Change effective on 18 June 2024

WebSockets and support for Expect: 100-Continue are now available in the public beta for Router 2.0.

To enable 100-Continue support, you must enable the Heroku Labs feature by running this command: heroku labs:enable http-end-to-end-continue

See this table for the entire list of current and upcoming features in the public beta.