feat(admin): server-safe StatusCard and Import hub polish

Split OnlineUsersWidget from StatusCard, decouple ad delete button, sync badge import to ExternalTexts+WebsiteBadges, add Import section hub with cancelable SSE jobs and upload SQL option.

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

src/app/admin/import/badges/import-badges-client.tsx

@@ -15,7 +15,6 @@ import {
 } from "lucide-react";
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { toast } from "sonner";
-import { importBadgeFromRemote } from "@/actions/import-badges";
 import { Badge } from "@/components/ui/badge";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
@@ -25,6 +24,7 @@ import {
 	TooltipProvider,
 	TooltipTrigger,
 } from "@/components/ui/tooltip";
+import { adminFetch } from "@/lib/admin-fetch";
 import { cn } from "@/lib/utils";
 import { BadgeEditorDialog } from "./badge-editor-dialog";
 
@@ -119,14 +119,32 @@ export function ImportBadgesClient() {
 		fetchBadges(activeSearch, newOffset, allHotels);
 	}
 
-	async function doImport(badge: BadgeItem) {
-		setImportingCode(badge.code);
-		try {
-			const result = await importBadgeFromRemote({
+	async function postImportBadge(badge: BadgeItem) {
+		const res = await adminFetch("/api/admin/import/badges", {
+			method: "POST",
+			headers: { "Content-Type": "application/json" },
+			body: JSON.stringify({
 				code: badge.code,
 				name: badge.name,
 				description: badge.description,
-			});
+			}),
+		});
+		const data = await res.json().catch(() => ({}));
+		if (!res.ok) {
+			return {
+				ok: false as const,
+				error:
+					(data as { error?: string }).error ||
+					`Failed to import ${badge.code}`,
+			};
+		}
+		return { ok: true as const };
+	}
+
+	async function doImport(badge: BadgeItem) {
+		setImportingCode(badge.code);
+		try {
+			const result = await postImportBadge(badge);
 			if (result.ok) {
 				toast.success(`${badge.code} imported`);
 				setBadges((prev) =>
@@ -140,7 +158,7 @@ export function ImportBadgesClient() {
 					return n;
 				});
 			} else {
-				toast.error(result.error || `Failed to import ${badge.code}`);
+				toast.error(result.error);
 			}
 		} catch {
 			toast.error(`Network error importing ${badge.code}`);
@@ -159,11 +177,7 @@ export function ImportBadgesClient() {
 			fail = 0;
 		for (const badge of toImport) {
 			try {
-				const result = await importBadgeFromRemote({
-					code: badge.code,
-					name: badge.name,
-					description: badge.description,
-				});
+				const result = await postImportBadge(badge);
 				if (result.ok) {
 					ok++;
 					setBadges((prev) =>