medicalHistory: deletion when patient is deleted

backend/API/Program.cs

@@ -1,15 +1,9 @@
-using System.Text;
 using API.Middlewares;
 using Infrastructure;
 using Infrastructure.Data;
 using Microsoft.EntityFrameworkCore;
-using Microsoft.IdentityModel.Tokens;
 using Microsoft.OpenApi.Models;
 
-using Microsoft.AspNetCore.Authentication.JwtBearer;
-using Microsoft.IdentityModel.Tokens;
-using System.Text;
-
 var builder = WebApplication.CreateBuilder(args);
 
 builder.Services.AddControllers();