Update roadmap to v12 focus

Author: fhammerschmidt

pages/community/roadmap.mdx

@@ -12,10 +12,10 @@ For latest development updates, please check out the [ReScript forum](https://fo
 
 ## Current focus
 
-Major v11.0 release (see [v11 milestone](https://github.com/rescript-lang/rescript-compiler/issues?q=is%3Aopen+is%3Aissue+milestone%3Av11.0)).
+Major v12.0 release (see [v12 milestone](https://github.com/rescript-lang/rescript-compiler/milestone/16)).
 
-- Uncurried functions
-- Remove unnecessary Stdlib modules
-- Explore better Belt / Js module alternative, tooling for markdown documentation generation, and more.
+* Move the [Rescript Core](https://github.com/rescript-association/rescript-core) standard library into the compiler / remove the OCaml standard library
+* A new build system tailored to ReScript's needs ([rewatch](https://github.com/teamwalnut/rewatch)) for better monorepo support and even faster compilation speed
+* Make it easier to create libraries for consumption from TypeScript with GenType
 
 **Note:** Release goals may be subject to change.