* WIP slash presets

* WIP slash command customization CRUD + validations complete

* backend slash command support

* fix permission setting on new slash commands
rework form submit and pattern on frontend

* Add field updates for hooks,
required=true to field
add user<>command constraint to keep them unique
enforce uniquness via teritary uid field on table for multi and non-multi user

* reset migration

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Co-authored-by: timothycarambat <rambat1010@gmail.com>