[x] Modified how interaction responses are deferred before command execution and separated them between only the commands that need to be deferred; fixing the old issue related to ephemeral messages not appearing.
[x] Renamed core.BotMeta to core.BotData.
[x] Start time is now embedded into the core.BotData data class.
[x] All commands inside the Customization cog now return an ephemeral response upon execution.
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#### Legend
Things changed:
core.BotMeta
tocore.BotData
.core.BotData
data class.