Don't hard-code the zsh path

_goto_file

@@ -1,2 +1,2 @@
-#!/usr/bin/zsh
+#!/usr/bin/env zsh
 echo "${GOTO_FILE:-${HOME}/.labels.tsv}"

_sed

@@ -1,4 +1,4 @@
-#!/usr/bin/zsh
+#!/usr/bin/env zsh
 # MacOS support - prefer GNU sed eg. from Homebrew to 'sed'
 if command -v gsed &>/dev/null; then
   gsed "$@"

goto

@@ -1,4 +1,4 @@
-#!/usr/bin/zsh
+#!/usr/bin/env zsh
 
 : "${1:=--help}"
 

goto.plugin.zsh

@@ -1,4 +1,4 @@
-#!/usr/bin/zsh
+#!/usr/bin/env zsh
 # this is a stub, commands are elsewhere
 
 ROOT="$(realpath $(dirname $0))"

label

@@ -1,4 +1,4 @@
-#!/usr/bin/zsh
+#!/usr/bin/env zsh
 
 : "${1:=--help}"