[Server] Audit Log

[gwanryo]

Insert to audit log when ...

• action type
  • CREATE
  • UPDATE
  • DELETE
• action target
  • USER
    • user_id, username
  • NOTE
    • note_id, title, user_id, username
  • SHARED_NOTE
    • shared_note_id, user_id, username, note_id, title, expire_dt
  • COMMENT
    • comment_id, user_id, username, content[10], note_id, title