v3: added content slugs, fixed real-time updates in client, added @mentions across the app, added new file selector and drop zone

src/contexts/WSProvider.tsx

@@ -140,6 +140,18 @@ export function WSProvider({ children, token }: WSProviderProps) {
           case "dump_updated": {
             const dump = deserializeDump(msg.dump as RawDump);
             setLastDumpEvent(dump);
+            // Un-delete if this dump was previously removed from the feed
+            // (e.g. it was made private, and is now public again).
+            setDeletedDumpIds((prev) => {
+              if (!prev.has(dump.id)) return prev;
+              const next = new Set(prev);
+              next.delete(dump.id);
+              return next;
+            });
+            // Add to live feed if not already present (private→public).
+            setRecentDumps((prev) =>
+              prev.some((d) => d.id === dump.id) ? prev : [dump, ...prev]
+            );
             break;
           }
 
@@ -227,6 +239,16 @@ export function WSProvider({ children, token }: WSProviderProps) {
             break;
           }
 
+          case "comment_updated": {
+            const comment = deserializeComment(msg.comment as RawComment);
+            setLastCommentEvent({
+              type: "updated",
+              dumpId: comment.dumpId,
+              comment,
+            });
+            break;
+          }
+
           case "notification_created": {
             const notification = deserializeNotification(
               msg.notification as RawNotification,