Reapply "Add missing admin action files and navigation links"

This reverts commit 4d515bc400.

src/app/admin/maintenance/page.tsx

@@ -6,11 +6,7 @@ import { prisma } from "@/lib/prisma";
 
 export const dynamic = "force-dynamic";
 
-const KEYS = [
-  "maintenance_enabled",
-  "maintenance_message",
-  "min_maintenance_login_rank",
-] as const;
+const KEYS = ["maintenance_enabled", "maintenance_message", "min_maintenance_login_rank"] as const;
 
 export default async function AdminMaintenance() {
   const t = await getTranslations("pages.admin.maintenance");
@@ -42,7 +38,9 @@ export default async function AdminMaintenance() {
         </div>
         <div>
           <h1 className="m-0 text-xl font-extrabold text-[var(--color-text)]">{t("title")}</h1>
-          <p className="m-0 text-xs text-[var(--color-text-muted)] mt-0.5">{t.rich("subtitle", { code: (chunks) => <code>{chunks}</code> })}</p>
+          <p className="m-0 text-xs text-[var(--color-text-muted)] mt-0.5">
+            {t.rich("subtitle", { code: (chunks) => <code>{chunks}</code> })}
+          </p>
         </div>
       </div>
 
@@ -54,12 +52,7 @@ export default async function AdminMaintenance() {
           hint={enabled ? t("hotelLockedDown") : t("hotelOpen")}
           icon={enabled ? "🚧" : "🟢"}
         />
-        <StatusCard
-          label={t("minLoginRank")}
-          value={minRankValue}
-          hint={t("duringMaintenance")}
-          icon="🛡️"
-        />
+        <StatusCard label={t("minLoginRank")} value={minRankValue} hint={t("duringMaintenance")} icon="🛡️" />
         <StatusCard
           label={t("splashMessage")}
           value={message ? t("set") : t("empty")}
@@ -71,17 +64,15 @@ export default async function AdminMaintenance() {
       <section className="mt-6">
         <h2 className="admin-section-title">{t("currentState")}</h2>
         <div className="admin-card flex items-center gap-3">
-          <span className={`inline-block text-[0.72rem] font-bold px-2 py-0.5 rounded-full ${enabled ? "bg-red-500/22 text-[var(--color-text)]" : "bg-green-600/20 text-[var(--color-text)]"}`}>
+          <span
+            className={`inline-block text-[0.72rem] font-bold px-2 py-0.5 rounded-full ${enabled ? "bg-red-500/22 text-[var(--color-text)]" : "bg-green-600/20 text-[var(--color-text)]"}`}
+          >
             {enabled ? t("enabled") : t("disabled")}
           </span>
           <div>
-            <strong>
-              {t("maintenanceCurrently", { status: enabled ? t("enabled") : t("disabled") })}
-            </strong>
+            <strong>{t("maintenanceCurrently", { status: enabled ? t("enabled") : t("disabled") })}</strong>
             <p className="text-xs text-gray-500 dark:text-gray-400 mt-1 m-0">
-              {enabled
-                ? t("onlyRankCanLogin", { rank: minRankValue })
-                : t("hotelOpenToEveryone")}
+              {enabled ? t("onlyRankCanLogin", { rank: minRankValue }) : t("hotelOpenToEveryone")}
             </p>
           </div>
         </div>