Revert "Add missing admin action files and navigation links"

This reverts commit 41be6835bf.

src/app/api/users/[username]/route.ts

@@ -10,7 +10,10 @@ import { prisma } from "@/lib/prisma";
 
 export const dynamic = "force-dynamic";
 
-export async function GET(_req: Request, { params }: { params: Promise<{ username: string }> }) {
+export async function GET(
+  _req: Request,
+  { params }: { params: Promise<{ username: string }> },
+) {
   const { username } = await params;
 
   try {