* TP-54496| created justification message prompt for de-escalation
* TP-54496| added migration file to update new column in log table
* TP-54496| added feature flag
* TP-54496| created util functions and constants
* TP-54496| updated design changes
* TP-54496| made the requested changed in PR comments
* TP-54496| fixed bugs in merge conflicts
* TP-54496| acknowledging to slack before hand so to not time out
* TP-54496| modified log entity field justification
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Co-authored-by: Shashank Shekhar <shashank.shekhar@navi.com>