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/api/articles/[slug]/route.ts

@@ -1,4 +1,4 @@
-import { eq } from "drizzle-orm";
+import { and, eq, or, sql } from "drizzle-orm";
 import { apiJson } from "@/lib/api";
 import { db, WebsiteArticles } from "@/lib/db";
 import { apiCacheKey, cacheSafe, redisCache } from "@/lib/redis-cache";
@@ -30,7 +30,16 @@ export async function GET(
 						updatedAt: WebsiteArticles.updatedAt,
 					})
 					.from(WebsiteArticles)
-					.where(eq(WebsiteArticles.slug, slug))
+					.where(
+						and(
+							eq(WebsiteArticles.slug, slug),
+							eq(WebsiteArticles.status, "published"),
+							or(
+								sql`${WebsiteArticles.publishAt} IS NULL`,
+								sql`${WebsiteArticles.publishAt} <= NOW()`,
+							),
+						),
+					)
 					.limit(1);
 
 				if (!article) {

src/app/api/articles/route.ts

@@ -1,4 +1,4 @@
-import { count, desc } from "drizzle-orm";
+import { and, count, desc, eq, or, sql } from "drizzle-orm";
 import { apiJson, pagination } from "@/lib/api";
 import { db, WebsiteArticles } from "@/lib/db";
 import { apiCacheKey, cacheSafe, redisCache } from "@/lib/redis-cache";
@@ -17,8 +17,18 @@ export async function GET(req: Request) {
 			apiCacheKey(`articles:${page}:${perPage}`),
 			60,
 			async () => {
+				const publishedFilter = and(
+					eq(WebsiteArticles.status, "published"),
+					or(
+						sql`${WebsiteArticles.publishAt} IS NULL`,
+						sql`${WebsiteArticles.publishAt} <= NOW()`,
+					),
+				);
 				const [totalRows, articles] = await Promise.all([
-					db.select({ total: count() }).from(WebsiteArticles),
+					db
+						.select({ total: count() })
+						.from(WebsiteArticles)
+						.where(publishedFilter),
 					db
 						.select({
 							id: WebsiteArticles.id,
@@ -29,6 +39,7 @@ export async function GET(req: Request) {
 							createdAt: WebsiteArticles.createdAt,
 						})
 						.from(WebsiteArticles)
+						.where(publishedFilter)
 						.orderBy(desc(WebsiteArticles.createdAt))
 						.limit(take)
 						.offset(skip),