Further build upon #6 to complete the callback functions for firebase events child_added and child_removed to dynamically add/remove avatar to/from the avatar list (#16 ).
Please ensure that the current user adds/removes themselves to/from active editors list in firebase database. User should remove themself when they close the tab (need to listen to browser event to capture this).
Epic: #4
Related: #16 , #6
Further build upon #6 to complete the callback functions for firebase events
child_addedandchild_removedto dynamically add/remove avatar to/from the avatar list (#16 ).Please ensure that the current user adds/removes themselves to/from active editors list in firebase database. User should remove themself when they close the tab (need to listen to browser event to capture this).