How to set sqlite Delete Rule?

System Information
  • Strapi Version: 4.3.6
  • Operating System: Mac 12.5.1
  • Database: sqlite
  • Node Version: v16.16.0
  • NPM Version: 8.11.0
  • Yarn Version: 1.22.19

Hello I am just starter for strapi and trying to do some test CRUD
and gonna use strapi for my project in very close future

while I was testing I found out there is no deletion rule set on GUI
this is my situation :point_down:

I have Post and User collection
User is connected to Post as author and
want to deleter all Posts whenever user is deleted

how can I solve this problem?