[#321] Gestion des rôles dans l'application (#2)

| Numéro du ticket | Titre du ticket |
|------------------|-----------------|
|        #321          |        Gestion des rôles dans l'application         |

## Description de la PR
[#321] Gestion des rôles dans l'application

## Modification du .env

## Check list

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

Reviewed-on: #2
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

frontend/services/users.ts

@@ -0,0 +1,57 @@
+import type { User } from './dto/user'
+import { extractItems } from '~/utils/api'
+
+export const listUsers = async () => {
+  const api = useApi()
+  const data = await api.get<User[] | { 'hydra:member'?: User[] }>(
+    '/users',
+    {},
+    { toast: false }
+  )
+  return extractItems<User>(data)
+}
+
+export const createUser = async (payload: {
+  username: string
+  plainPassword: string
+  roles: string[]
+  employeeId?: number | null
+}) => {
+  const api = useApi()
+  return api.post<User>(
+    '/users',
+    {
+      username: payload.username,
+      plainPassword: payload.plainPassword,
+      roles: payload.roles,
+      employee: payload.employeeId ? `/api/employees/${payload.employeeId}` : null
+    },
+    {
+      toastSuccessKey: 'success.user.create',
+      toastErrorKey: 'errors.user.create'
+    }
+  )
+}
+
+export const updateUser = async (id: number, payload: {
+  username: string
+  plainPassword?: string
+  roles: string[]
+  employeeId?: number | null
+}) => {
+  const api = useApi()
+  const body: Record<string, unknown> = {
+    username: payload.username,
+    roles: payload.roles,
+    employee: payload.employeeId ? `/api/employees/${payload.employeeId}` : null
+  }
+
+  if (payload.plainPassword) {
+    body.plainPassword = payload.plainPassword
+  }
+
+  return api.patch<User>(`/users/${id}`, body, {
+    toastSuccessKey: 'success.user.update',
+    toastErrorKey: 'errors.user.update'
+  })
+}