BREAK: remove shell autocompletion and default to /bin/sh

_docker-enter-completion.zsh

@@ -2,11 +2,10 @@
 
 _docker-enter() {
 	local state
-	_arguments -C '1: :->container' '2: :->shell'
+	_arguments -C '1: :->container'
 
 	case $state in
 		(container) compadd -- $(docker ps --format '{{.Names}}');;
-		(shell) compadd -P /bin/ -- bash sh;;
 	esac
 }
 

docker-enter.plugin.zsh

@@ -5,6 +5,6 @@
 ## for civil use only
 
 docker-enter() {
-	docker exec -it $1 ${2:-"/bin/bash"}
+	docker exec -it $1 /bin/sh
 }