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/actions/events.ts

@@ -15,6 +15,7 @@ import { PERMS } from "@/lib/permissions";
 import { adminAction, authAction } from "@/lib/safe-action";
 import { ActionError, actionError, actionOk } from "@/lib/safe-action-shared";
 import { logAudit } from "@/lib/services/audit";
+import { notify } from "@/lib/services/webhook";
 import {
 	createEventSchema,
 	eventPrizeSchema,
@@ -120,6 +121,11 @@ export const createEvent = adminAction(
 			targetId: eventId,
 			after: { title: ctx.data.title },
 		});
+		notify({
+			action: "event_create",
+			actor: ctx.session.user.username,
+			target: ctx.data.title,
+		});
 		return actionOk({ id: eventId });
 	},
 );
@@ -155,6 +161,11 @@ export const updateEvent = adminAction(
 			before: { title: existing.title, status: existing.status },
 			after: data,
 		});
+		notify({
+			action: "event_update",
+			actor: ctx.session.user.username,
+			target: data.title ?? existing.title,
+		});
 		return actionOk({ id });
 	},
 );