Polish admin hub pages: drop duplicate headers, align CTAs and empties.

Remove redundant titles under AdminHubChrome, style events/polls create flows with admin chrome + i18n, and standardize empty states / teams form classes.

Co-authored-by: Cursor <[email protected]>

src/app/admin/devops/page.tsx

@@ -1,4 +1,5 @@
 import { AlertTriangle, Database, HeartPulse, Server } from "lucide-react";
+import { getTranslations } from "next-intl/server";
 import { redirect } from "next/navigation";
 import { Badge } from "@/components/ui/badge";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
@@ -55,6 +56,7 @@ export default async function DevOpsPage() {
 		redirect("/admin");
 	}
 
+	const t = await getTranslations("pages.admin.devops");
 	const data = await getDevOpsData();
 
 	return (
@@ -127,7 +129,7 @@ export default async function DevOpsPage() {
 				</CardHeader>
 				<CardContent>
 					{data.recentErrors.length === 0 ? (
-						<p className="text-sm text-muted-foreground">No recent errors</p>
+						<div className="admin-empty">{t("noRecentErrors")}</div>
 					) : (
 						<div className="space-y-2 max-h-[500px] overflow-y-auto">
 							{data.recentErrors.map((error) => (