feat: comprehensive CMS improvements

- Fix DOMPurify SSR crash (use isomorphic-dompurify)
- Fix SanitizedHtml to sanitize by default
- Add auth guards to studio/catalog maintenance pages
- Add update/edit to vouchers CRUD
- Add update/edit to rare-values CRUD
- Add approve workflow to applications page
- Add edit form to guilds detail page
- Add SEO metadata to all public pages (21 pages)
- Fix mobile nav accessibility (focus trap, aria attributes)
- Fix missing labels and table accessibility
- Add dynamic imports for heavy client components (6 components)
- Fix silent error swallowing (40+ locations)
- Add content scheduling for articles (publishAt, status)
- Wire up 12 missing webhook notification triggers
- Add global search to admin panel
- Add bulk actions to admin users table
- Fix JSON formatting and a11y issues

src/app/admin/applications/page.tsx

@@ -1,13 +1,14 @@
 import { desc, inArray } from "drizzle-orm";
 import { redirect } from "next/navigation";
 import { getTranslations } from "next-intl/server";
-import { dismissApplication } from "@/actions/admin-applications";
+import { ApplicationActions } from "@/components/admin/application-actions";
 import { StatusCard } from "@/components/admin/dashboard";
 import Link from "@/components/link";
-import { Button } from "@/components/ui/button";
+
 import { db, User, WebsiteStaffApplications } from "@/lib/db";
 import { formatDate } from "@/lib/format-date";
 import { canAccess, getAdminContext, PERMS } from "@/lib/permissions";
+import { logServerError } from "@/lib/server-log";
 
 type ApplicationRow = {
 	id: bigint;
@@ -31,7 +32,8 @@ export default async function AdminApplications() {
 			.from(WebsiteStaffApplications)
 			.orderBy(desc(WebsiteStaffApplications.createdAt))
 			.limit(100);
-	} catch {
+	} catch (error) {
+		logServerError("applications.query_failed", error);
 		applications = [];
 	}
 
@@ -45,8 +47,8 @@ export default async function AdminApplications() {
 				.from(User)
 				.where(inArray(User.id, ids));
 			for (const u of users) userMap.set(u.id, u.username);
-		} catch {
-			// no DB — fall back to raw ids
+		} catch (error) {
+			logServerError("applications.user_lookup_failed", error);
 		}
 	}
 
@@ -93,12 +95,7 @@ export default async function AdminApplications() {
 									<p className="text-sm text-[var(--admin-text)] whitespace-pre-wrap m-0 mb-3">
 										{a.content}
 									</p>
-									<form action={dismissApplication}>
-										<input type="hidden" name="id" value={String(a.id)} />
-										<Button type="submit" variant="destructive">
-											{t("dismiss")}
-										</Button>
-									</form>
+									<ApplicationActions id={String(a.id)} />
 								</article>
 							);
 						})}