P1-P3 admin cleanup: rank guard, SSRF guard, count caching, dead code removal, pagination rewrite

- P1: new src/lib/admin/rank-guard.ts with tryGuardRank/guardRank + RankGuardTarget/Result; extracted from users.ts; applied to admin-bans (create/lift + rank redirect) and admin-badges (caps + rank guard + error surfacing); import-url-safety.ts SSRF guard wired into clone save+icon fetch; logAudit await in help-tickets; antiddos mutations SETTINGS_EDIT; markAllAlertsRead NOTIFICATIONS_EDIT; rankError/saveError in all 25 message files; tests rew/new for bans/badges/rank-guard/import-url-safety

- P2: ticket-inbox merged pagination reworked to single UNION ALL SQL with LIMIT/OFFSET (avoids O(offset) materialization); getCachedAdminCount with cacheFiltered option applied to devops/errors/photos/items/guilds/help-tickets/moderation pages; admin-theme catches→?error=1+banner+25 locales; logger in silent catches (rare-values/writeable-boxes); catalog-items-loader CAST→plain equality; count caching helper extended with opt-in cacheFiltered

- P3: removed dead modules is-staff/notice/recent-furni-resync/log-filters plus load-user-sanctions/user-sanction-timeline; removed orphaned CATALOG_PAGE_COLUMNS re-export; removed getFurniIconUrl from studio-furni-icons

Build: lint 0, typecheck 0, 3480 tests pass, i18n:check exit 0, colors exit 0. Circular chunk warning (9452/10535/66463) is webpack code-splitting artifact; build succeeds.

src/actions/admin-help-tickets.ts

@@ -70,7 +70,7 @@ export const liftBanFromHelpTicket = adminAction(
 				.where(eq(WebsiteHelpCenterTickets.id, ticketId));
 		}
 
-		logAudit({
+		await logAudit({
 			userId: ctx.session.user.id,
 			action: "unban_via_help_ticket",
 			target: "User",
@@ -123,7 +123,7 @@ export const replyHelpCenterTicket = adminAction(
 				.where(eq(WebsiteHelpCenterTickets.id, ticketId));
 		});
 
-		logAudit({
+		await logAudit({
 			userId: staffId,
 			action: "help_center_ticket_reply",
 			target: "WebsiteHelpCenterTickets",
@@ -157,7 +157,7 @@ export const closeHelpCenterTicket = adminAction(
 			.set({ open: false, updatedAt: now })
 			.where(eq(WebsiteHelpCenterTickets.id, ticketId));
 
-		logAudit({
+		await logAudit({
 			userId: Number(ctx.session.user.id),
 			action: "help_center_ticket_close",
 			target: "WebsiteHelpCenterTickets",
@@ -193,7 +193,7 @@ export const reopenHelpCenterTicket = adminAction(
 			.set({ open: true, updatedAt: now })
 			.where(eq(WebsiteHelpCenterTickets.id, ticketId));
 
-		logAudit({
+		await logAudit({
 			userId: Number(ctx.session.user.id),
 			action: "help_center_ticket_reopen",
 			target: "WebsiteHelpCenterTickets",