Split Entities for remove nullable variables

src/main/kotlin/fr/dcproject/ApplicationContext.kt

@@ -1,5 +1,6 @@
 package fr.dcproject
 
+import fr.dcproject.entity.UserI
 import fr.dcproject.security.voter.ForbiddenException
 import io.ktor.application.ApplicationCall
 import io.ktor.auth.authentication
@@ -8,7 +9,6 @@ import io.ktor.util.pipeline.PipelineContext
 import kotlinx.coroutines.runBlocking
 import org.koin.core.context.GlobalContext
 import fr.dcproject.entity.Citizen as CitizenEntity
-import fr.dcproject.entity.User as UserEntity
 import fr.dcproject.repository.Citizen as CitizenRepository
 
 private val citizenAttributeKey = AttributeKey<CitizenEntity>("CitizenContext")
@@ -16,7 +16,7 @@ private val citizenAttributeKey = AttributeKey<CitizenEntity>("CitizenContext")
 val ApplicationCall.citizen: CitizenEntity
     get() = attributes.computeIfAbsent(citizenAttributeKey) {
         runBlocking {
-            val user = authentication.principal<UserEntity>() ?: throw ForbiddenException()
+            val user = authentication.principal<UserI>() ?: throw ForbiddenException()
             GlobalContext.get().koin.get<CitizenRepository>().findByUser(user) ?: throw ForbiddenException("Citizen not found for this user id \"${user.id}\"")
         }
     }