feat: ship self-hosted KOC LOOP workflows

app/api/auth/logout/route.ts

@@ -1,15 +1,14 @@
 import {
   clearSessionCookie,
   deleteSession,
+  requestUsesHttps,
   sessionCookieFromHeader,
 } from "../../../../lib/user-auth";
 
-export const runtime = "edge";
-
 export async function POST(request: Request) {
   const token = sessionCookieFromHeader(request.headers.get("cookie"));
   await deleteSession(token);
-  const secure = new URL(request.url).protocol === "https:";
+  const secure = requestUsesHttps(request);
   return Response.json(
     { loggedOut: true },
     { headers: { "Set-Cookie": clearSessionCookie(secure) } },