v3: added site-wide categories, added admin category management, various visual fixes

src/utils/journalLayout.ts

@@ -18,6 +18,7 @@ export interface JournalEntry {
 /** A dump that can carry a real preview image (file image or rich thumbnail). */
 export function hasThumbnail(dump: Dump): boolean {
   if (dump.kind === "file" && dump.fileMime?.startsWith("image/")) return true;
+  if (dump.thumbnailMime) return true;
   return !!dump.richContent?.thumbnailUrl;
 }
 

src/utils/permissions.ts

@@ -5,13 +5,15 @@ export type Permission =
   | "dump:moderate"
   | "comment:moderate"
   | "playlist:moderate"
-  | "user:manage";
+  | "user:manage"
+  | "category:manage";
 
 const ALL_PERMISSIONS: readonly Permission[] = [
   "dump:moderate",
   "comment:moderate",
   "playlist:moderate",
   "user:manage",
+  "category:manage",
 ];
 
 const ROLE_PERMISSIONS: Record<Role, readonly Permission[]> = {