FEAT #10730 TIME 1:10 add sidebar-admin

...frontend/app/administration/administration.component.html

src/frontend/app/administration/administration.component.ts

src/frontend/app/administration/user/user.component.html

src/frontend/app/administration/user/user.component.ts

...rontend/app/administration/user/users-list.component.html

src/frontend/app/administration/user/users-list.component.ts

src/frontend/app/app.module.ts

...d/app/sidebar/administration/admin-sidebar.component.html

...d/app/sidebar/administration/admin-sidebar.component.scss

...end/app/sidebar/administration/admin-sidebar.component.ts