Describe the proposal

Gravitino event listener bus system allows users to add pluggable hooks to changing events, like record audit logs, double write to different catalogs in the Iceberg REST server, etc. and we need to support async and sync mode for different scene

Task list

• [Subtask] propose Gravitino event listener system design  #2413
• [Subtask] support event listener system code skeleton #2766
• [Subtask] [event-listener] support generate fileset event #2767
• [Subtask] [event-listener] supports generate schema event #2769
• [Subtask] [event-listener] supports generate metalake event  #2821
• [Subtask] [event-listener] supports generate catalog event  #2822
• [Subtask] supports more table event for event listener #2920
• [Subtask] add current time to event #2943
• [Subtask] [event-listener] supports generate topic event  #2966
• [Subtask] [event-listener] supports user&group&role event for Gravitino server #2969
• [Subtask] [event-listener] add event test #2980
• [Subtask] add document for event listener #3023
• [Subtask] Support event for owner operation #7646