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/messages/en.json

@@ -1069,7 +1069,17 @@
 				"commandLog": "Command log",
 				"tradeLog": "Trade log",
 				"tools": "Tools",
-				"studio": "Studio"
+				"studio": "Studio",
+				"search": {
+					"placeholder": "Search…",
+					"noResults": "No results found",
+					"users": "Users",
+					"articles": "Articles",
+					"rooms": "Rooms",
+					"guilds": "Guilds",
+					"shop": "Shop",
+					"hint": "Start typing to search across users, articles, rooms, guilds and shop items"
+				}
 			},
 			"dashboard": {
 				"title": "Dashboard",
@@ -1120,7 +1130,13 @@
 					"saving": "Saving…",
 					"deleteArticle": "Delete article",
 					"deleteConfirm": "This action cannot be undone. The article will be permanently removed.",
-					"cancel": "Cancel"
+					"cancel": "Cancel",
+					"status": "Status",
+					"statusDraft": "Draft",
+					"statusScheduled": "Scheduled",
+					"statusPublished": "Published",
+					"publishAt": "Publish at",
+					"publishedAt": "Published at"
 				}
 			},
 			"events": {
@@ -1893,7 +1909,20 @@
 				"noMembers": "No members.",
 				"back": "Back to guilds",
 				"viewPublic": "Open public page",
-				"disband": "Disband guild"
+				"disband": "Disband guild",
+				"edit": "Edit guild",
+				"save": "Save",
+				"saving": "Saving…",
+				"updated": "Guild updated",
+				"updateError": "Could not update guild",
+				"formName": "Name",
+				"formDescription": "Description",
+				"formState": "State",
+				"formForum": "Forum",
+				"formReadForum": "Read forum",
+				"formPostMessages": "Post messages",
+				"formPostThreads": "Post threads",
+				"formModForum": "Moderate forum"
 			},
 			"transactions": {
 				"title": "Transactions",
@@ -1943,8 +1972,10 @@
 				"confirmDelete": "Delete voucher \"{code}\"?",
 				"created": "Voucher created",
 				"deleted": "Voucher deleted",
+				"updated": "Voucher updated",
 				"createError": "Could not create voucher",
 				"deleteError": "Could not delete voucher",
+				"updateError": "Could not update voucher",
 				"statusActive": "Active",
 				"statusUsedUp": "Used up",
 				"statusExpired": "Expired",
@@ -2010,6 +2041,7 @@
 				"items": "Items",
 				"addCategory": "Add category",
 				"editCategory": "Edit category",
+				"editValue": "Edit value",
 				"deleteCategory": "Delete category",
 				"noCategories": "No rare value categories yet",
 				"confirmDeleteCategory": "Delete category \"{name}\" and all its items?",