shellcheck some scripts

bin/passget

@@ -1,13 +1,15 @@
-#!/bin/sh
+#!/bin/bash
 
-if [[ -z "$1" ]]; then
+if [ -z "$1" ]; then
     echo 'Nothing to get'
     exit 1
 fi
 
-contents=$(gopass show $1) || exit 1
+set -euo pipefail
+
+contents=$(gopass show "$1") || exit 1
 echo "$contents" | grep '^user:' | cut -d' ' -f2 | xsel -b
 echo 'Username clipped'
-read
+read -r _
 
-gopass show --clip $1
+gopass show --clip "$1"