refactor: add server side validation schema for groups (#4881)

* refactor: move files to subfolder

* refactor: schema for groups.list

* refactor: schema for groups.info

* refactor: schema for groups.create

* refactor: schema for groups.update

* refactor: schema for groups.delete

* refactor: schema for groups.memberships

* refactor: schema for groups.add_user

* refactor: schema for groups.remove_user

server/routes/api/groups/index.ts

@@ -0,0 +1 @@
+export { default } from "./groups";