Backend Pacients, Doctors and MedicalHistory endpoints

- added for Pacients:
POST: /register
POST: /login
POST: /reset_password
PUT: /profile
DELETE: /profile

- added for Doctors:
POST: /register
POST: /login
POST: /reset_password
PUT: /profile
DELETE: /profile

- added for MedicalHistories:
POST: /:id (only by pacient) - done
GET: /:id (only by pacient) - done
PUT: /:id (only by doctor) - done
PUT /grand_access - TODO

backend/Application/Services/Database/IPatients.cs

@@ -1,6 +1,18 @@
-namespace Application.Services.Database
+using Core.Entities;
+
+namespace Application.Services.Database;
+
+public interface IPacientRepository
 {
-    public interface IPacientRepository
-    {
-    }
+    Task AddAsync(Pacient pacient);
+
+    Task<Pacient> GetByIdAsync(Guid id);
+
+    Task<Pacient?> FindByEmailAsync(string email);
+
+    Task UpdateAsync(Pacient doctor);
+
+    Task DeleteAsync(Pacient doctor);
+
+    Task<IEnumerable<Pacient>> GetAllAsync();
 }