Update server.go

See merge request ismael/slalite-entrypoint!1

Deleted slalite-entrypoint/Dockerfile, slalite-entrypoint/composer.go, slalite-entrypoint/server.go, slalite-entrypoint/struct.go, slalite-entrypoint/struct.go-ads, slalite-entrypoint/struct.go.bck files