``` get<Index> { val user = call.ses...

# ktor

[thisen]

get<Index> {
        val user = call.sessions.get<KweetSession>()?.let { dao.user(it.userId) }
        val top = dao.top(10).map { dao.getKweet(it) }
        val latest = dao.latest(10).map { dao.getKweet(it) }
        val etagString = user?.userId + "," + top.joinToString { it.id.toString() } + latest.joinToString { it.id.toString() }
        val etag = etagString.hashCode()

        call.respond(FreeMarkerContent("index.ftl", mapOf("top" to top, "latest" to latest, "user" to user), etag.toString()))
    }