Use bash for appdwarf and add AppRun example

AppRun.example

@@ -0,0 +1,5 @@
+#!/bin/sh
+HERE=$(dirname $(readlink -f "${0}"))
+export LD_LIBRARY_PATH="${HERE}":$PATH
+export DXVK_STATE_CACHE_PATH=~/.cache DXVK_LOG_PATH=none
+wine "${HERE}"/Pine.exe $@

appdwarf

@@ -1,10 +1,10 @@
-#!/bin/sh
+#!/bin/bash
 set -eo pipefail
 IFS=$'\n\t'
 version=1
 
 usage(){
-    echo "Usage: $0 [option] [FILE/FOLDER/URL]"
+    echo "Usage: $(basename "$0") [option] [FILE/FOLDER/URL]"
     echo "  Compress a given AppDir (default)"
     echo "    -a,  --appimage     Convert a given AppImage to appdwarf" 
     echo "    -u,  --url          Fetch AppImage from URL and convert to appdwarf"
@@ -33,7 +33,7 @@ appimage() {
         ./"$1" --appimage-extract || exit 1
         dwarf squashfs-root
         rm -rf squashfs-root
-        mv squashfs-root.sh $(basename "$1" .AppImage).sh
+        mv squashfs-root.sh "$(basename "$1" .AppImage)".sh
     else
         echo "$1" is not a valid file
         exit 1

wine/AppRun

@@ -10,6 +10,7 @@ export WINE="${script_dir}"/wine/bin/wine
 export WINE64="${script_dir}"/wine/bin/wine64
 export WINESERVER="${script_dir}"/wine/bin/wineserver
 export WINETRICKS="${script_dir}"/winetricks
+export DXVK_STATE_CACHE_PATH=~/.cache DXVK_LOG_PATH=none
 
 if [ "$1" = "winetricks" ]; then
 	if [ $# -ge 2 ]; then

wine/mkwine

@@ -1,8 +1,8 @@
 #!/usr/bin/env bash
-PATH=$(dirname $(readlink -f "${0}"))/../:$PATH
 start="$PWD"
 winedir=/tmp/dwarf-portable-executable/wine
 script_dir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
+PATH=$script_dir/..:$PATH
 
 # You can change the url below if you want to use a different Wine build
 # You can also put your directory (named wine) containing Wine build near the script
@@ -10,7 +10,7 @@ script_dir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
 wine_url="$(curl https://api.github.com/repos/Kron4ek/Wine-Builds/releases | grep -wo http.\*-staging-tkg-amd64.tar.xz | head -n1)"
 
 # If there is no wine directory, then download Wine build from the URL
-mkdir $winedir && cd $winedir
+mkdir -p $winedir && cd $winedir
 if  [ ! -d wine ]; then
     wget -nv -O wine.tar.xz "${wine_url}" -q --show-progress