remove unused middleware file

packages/web/src/middleware.ts

@@ -1,34 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-
-export async function middleware(request: NextRequest) {
-    const host = request.headers.get("host")!;
-
-    const searchParams = request.nextUrl.searchParams.toString();
-    const path = `${request.nextUrl.pathname}${
-        searchParams.length > 0 ? `?${searchParams}` : ""
-    }`;
-
-    if (
-        host === process.env.NEXT_PUBLIC_ROOT_DOMAIN ||
-        host === 'localhost:3000'
-    ) {
-        return NextResponse.next();
-    }
-
-    const subdomain = host.split(".")[0];
-    return NextResponse.rewrite(new URL(`/${subdomain}${path}`, request.url));
-};
-
-
-export const config = {
-    // https://nextjs.org/docs/app/building-your-application/routing/middleware#matcher
-    matcher: [
-        /**
-         * Match all paths except for:
-         * 1. /api routes
-         * 2. _next/ routes
-         * 3. ingest (PostHog route)
-         */
-        '/((?!api|_next/static|ingest|_next/image|favicon.ico|sitemap.xml|robots.txt).*)'
-    ],
-}