Administrador funcionando

client/src/app/admin/admin.component.ts

client/src/app/app-routing.module.ts

client/src/app/app.module.ts

...nt/src/app/encuestas-editar/encuestas-editar.component.ts

...nt/src/app/encuestas-listar/encuestas-listar.component.ts

client/src/app/login/login.component.css

client/src/app/login/login.component.html

client/src/app/login/login.component.spec.ts

client/src/app/login/login.component.ts

client/src/app/nav/nav.component.html

client/src/app/nav/nav.component.ts

client/src/app/perfil/perfil.component.ts

...app/shared/api-encuestas/cliente-api-encuestas.service.ts

client/src/app/shared/api-oauth/cliente-api-auth.service.ts

.../main/java/com/uva/surveys/controller/AuthController.java

...way/src/main/java/com/uva/gateway/GatewayApplication.java