Add script to convert manga into cbz.

arch-config/scripts/pieces/manga-cbz.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ $# -ne 1 ]; then
+    echo "Please use this script with a \"PATH\" to a folder containing Manga chapters"
+    $(exit 1); echo "$?"
+fi
+
+dir=$1
+
+cd "$dir"
+
+# "-not -name \." so the top directory isn't shown
+readarray -d '' chapters < <(find . -type d -not -name \. -print0)
+
+for directory in "${chapters[@]}"; do
+    echo $directory
+    zip -9 -r "$directory.zip" "$directory"
+    mv "$directory.zip" "$directory.cbz"
+done