idk, I think I need to use on_application_command... but i wanna send embed
async def on_member_remove(self, member):
channel_join_log = get(member.guild.channels, name="join_log")
embed = Embed(title="Member removed", description=" ", colour=0xff0000)
embed.add_field(name="Member:", value=f"{member.mention}", inline=True)
embed.add_field(name="By mod:", value=f"WHO_USED_COMMAND")
embed.set_footer(text=get_date_now())
await channel_join_log.send(embed=embed)