feat:lineage compat, nessa made more similar

src/routes/api/lineage/email/registration.ts

@@ -0,0 +1,7 @@
+import type { APIEvent } from "@solidjs/start/server";
+import { rest } from "../_lib";
+
+export const POST = (event: APIEvent) => rest(async (caller) => {
+  const input = await event.request.json();
+  return caller.lineage.auth.emailRegistration(input);
+}, event);