add healthUtil

mod.ts

@@ -1,6 +1,6 @@
 export { matches, YAML } from "./dependencies.ts";
 export * as types from "./types.ts";
-
 export * as compat from "./compat/mod.ts";
 export * as migrations from "./migrations.ts";
+export * as healthUtil from "./healthUtil.ts";
 export * as util from "./util.ts";