[#325] Corrections diverses (!26)

| Numéro du ticket | Titre du ticket |
|------------------|-----------------|
|         #325         |       Corrections diverses          |

## Description de la PR

## Modification du .env

## Check list

- [x] Pas de régression
- [ ] TU/TI/TF rédigée
- [x] TU/TI/TF OK
- [x] CHANGELOG modifié

Reviewed-on: #26
Reviewed-by: Autin <tristan@yuno.malio.fr>
Co-authored-by: kevin <kevin@yuno.malio.fr>
Co-committed-by: kevin <kevin@yuno.malio.fr>

frontend/pages/admin/user/[[id]].vue

@@ -45,7 +45,7 @@ definePageMeta({
 import {computed, reactive, ref, watch} from 'vue'
 import {ROLE} from '~/utils/constants'
 import {createUser, updateUser, getUser} from '~/services/auth'
-import type {UserData, UserFormData} from '~/services/dto/user-data'
+import type {UserData, UserFormData, UserPayload} from '~/services/dto/user-data'
 
 const route = useRoute()
 const router = useRouter()
@@ -105,10 +105,12 @@ async function validate() {
     const normalizedRole = form.role.trim()
     const normalizedPassword = form.password.trim()
 
-    const basePayload = {
+    const basePayload: UserPayload = {
         username: normalizedUsername,
         roles: normalizedRole ? [normalizedRole] : undefined,
-        password: normalizedPassword || undefined
+    }
+    if (normalizedPassword) {
+        basePayload.password = normalizedPassword
     }
 
     if (userId.value) {