implemented routes and error messages in login page

src/app/services/auth-manage.ts

@@ -13,8 +13,10 @@ export class AuthManageService {
             const loginDto = {username, password};
             const res = await firstValueFrom(this.loginService.loginEndpoint(loginDto));
             localStorage.setItem('jwt', res.token);
+            return res;
         } catch (e) {
-            console.log(e)
+            console.error('Erreur login:', e);
+            throw e;
         }
     }