Use yaml for packer job description

scripts/packer.sh

@@ -7,4 +7,6 @@ export IMAGES="$(realpath images)"
 
 cd packer
 
+python3 -c 'import sys, yaml, json; json.dump(yaml.safe_load(sys.stdin), sys.stdout, indent=4)' < "$NAME.yaml" > "$NAME.json"
+
 packer build "$NAME.json"

scripts/torrent.sh

@@ -1,33 +0,0 @@
-#!/bin/sh
-set -o nounset
-
-cd images
-
-NAME="$1"
-
-if [ "$NAME" = "" ]; then
-	# remove file extension
-	NAME="$(echo "$1" | sed 's/\.[^.]*//')"
-fi
-
-if [ "$WEBSEED" = "" ]; then
-	echo '$WEBSEED not provided' >&2
-	exit 1
-fi
-if [ "$ANNOUNCE" = "" ]; then
-	echo '$ANNOUNCE not provided' >&2
-	exit 1
-fi
-
-TORRENT_FILE="$NAME.torrent"
-WEBSEED_URL="$WEBSEED/$1"
-
-if [ -e "$TORRENT_FILE" ]; then rm "$TORRENT_FILE"; fi
-
-mktorrent \
-	-n "$NAME" \
-	-a "$ANNOUNCE" \
-	-o "$TORRENT_FILE" \
-	-l 22 \
-	-w "$WEBSEED_URL" \
-	"$1"