﻿Write a SpacetimeDB backend module in Rust that defines one table and a reducer that deletes a row.

TABLE
- user
  - Struct: User
  - Fields:
    - id: i32 (primary key)
    - name: String
    - age: i32
    - active: bool

REDUCERS
- delete_user: given id:i32, delete the row in user with that id
