feat: Add user metadata changing display name and description with sync

toju-app/src/app/store/users/users-status.reducer.spec.ts

@@ -140,6 +140,74 @@ describe('users reducer - status', () => {
       expect(state.entities['remote-1']?.avatarHash).toBe('hash-newer');
       expect(state.entities['remote-1']?.avatarUpdatedAt).toBe(200);
     });
+
+    it('updates the current user profile metadata', () => {
+      const state = usersReducer(baseState, UsersActions.updateCurrentUserProfile({
+        profile: {
+          displayName: 'Updated User',
+          description: 'New description',
+          profileUpdatedAt: 4567
+        }
+      }));
+
+      expect(state.entities['user-1']?.displayName).toBe('Updated User');
+      expect(state.entities['user-1']?.description).toBe('New description');
+      expect(state.entities['user-1']?.profileUpdatedAt).toBe(4567);
+    });
+
+    it('keeps newer remote profile text when stale profile data arrives later', () => {
+      const withRemote = usersReducer(
+        baseState,
+        UsersActions.upsertRemoteUserAvatar({
+          user: {
+            id: 'remote-1',
+            oderId: 'oder-remote-1',
+            username: 'remote',
+            displayName: 'Remote Newer',
+            description: 'Newest bio',
+            profileUpdatedAt: 300
+          }
+        })
+      );
+      const state = usersReducer(
+        withRemote,
+        UsersActions.upsertRemoteUserAvatar({
+          user: {
+            id: 'remote-1',
+            oderId: 'oder-remote-1',
+            username: 'remote',
+            displayName: 'Remote Older',
+            description: 'Old bio',
+            profileUpdatedAt: 100
+          }
+        })
+      );
+
+      expect(state.entities['remote-1']?.displayName).toBe('Remote Newer');
+      expect(state.entities['remote-1']?.description).toBe('Newest bio');
+      expect(state.entities['remote-1']?.profileUpdatedAt).toBe(300);
+    });
+
+    it('allows remote profile-only sync updates without avatar bytes', () => {
+      const state = usersReducer(
+        baseState,
+        UsersActions.upsertRemoteUserAvatar({
+          user: {
+            id: 'remote-2',
+            oderId: 'oder-remote-2',
+            username: 'remote2',
+            displayName: 'Remote Profile',
+            description: 'Profile only sync',
+            profileUpdatedAt: 700
+          }
+        })
+      );
+
+      expect(state.entities['remote-2']?.displayName).toBe('Remote Profile');
+      expect(state.entities['remote-2']?.description).toBe('Profile only sync');
+      expect(state.entities['remote-2']?.profileUpdatedAt).toBe(700);
+      expect(state.entities['remote-2']?.avatarUrl).toBeUndefined();
+    });
   });
 
   describe('presence-aware user with status', () => {