cleanup with a trap

Signed-off-by: fbt <fbt@fleshless.org>

makepkg-ci

@@ -1,19 +1,23 @@
 #!/usr/bin/env bash
 shopt -s nullglob
 
+cleanup() { rm -rf "$tmpdir"; }
+trap 'cleanup' EXIT
+
 did="pkg-build-$$.$SRANDOM"
-mkdir "/tmp/$did"
+tmpdir="/tmp/$did"
+mkdir "$tmpdir"
 
 pkg_dest=$1
 pkg_url=$2
 
 mkdir -p "$pkg_dest" || exit 1
 
-git clone "$pkg_url" "/tmp/$did"
-cd "/tmp/$did"
+git clone "$pkg_url" "$tmpdir"
+cd "$tmpdir"
 makepkg-podman --noconfirm -sL
 
-artifacts=( "/tmp/$did/"*.pkg.* )
+artifacts=( "$tmpdir/"*.pkg.* )
 for i in "${artifacts[@]}"; do
 	i_name="${i##*/}"
 
@@ -26,6 +30,3 @@ for i in "${artifacts[@]}"; do
 		cp -vn "$i" "$pkg_dest"
 	fi
 done
-
-# cleanup
-rm -rf "/tmp/$did"