Update the other qbittorrent script with the new variable.

Switch shebang on the npm script

docker-mods/nginx-proxy-manager/root/etc/cont-init.d/98-themepark

@@ -1,4 +1,4 @@
-#!/command/with-contenv bash 
+#!/bin/sh
 
 echo '--------------------------------------'
 echo '| Nginx Proxy Manager theme.park Mod |' 

docker-mods/qbittorrent/root/etc/cont-init.d/98-themepark

@@ -23,6 +23,12 @@ if [ "${TP_DISABLE_THEME}" = true ]; then
   exit 0
 fi
 
+if [ -z ${QBITTORRENT_VERSION+x} ]; then \
+    echo 'QBITTORRENT_VERSION not set. Using the latest stable.'
+    QBITTORRENT_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+    && awk '/^P:qbittorrent-nox$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://' | sed 's/-.*//'); \
+fi
+
 if ! [[ -x "$(command -v git)" ]]; then
 echo '--------------------------'
 echo '| Installing git package |'
@@ -46,6 +52,7 @@ echo -e "Variables set:\\n\
 'TP_DOMAIN'=${TP_DOMAIN}\\n\
 'TP_COMMUNITY_THEME'=${TP_COMMUNITY_THEME}\\n\
 'TP_SCHEME'=${TP_SCHEME}\\n\
+'QBITTORRENT_VERSION'=${QBITTORRENT_VERSION}\\n\
 'TP_THEME'=${TP_THEME}\\n"
 
 # Set default
@@ -81,13 +88,16 @@ if [[ ! -d /themepark ]]; then
     echo '| Downloading WebUI files from github |'
     echo '---------------------------------------'
     printf '\nDownloading qBittorrent to /temp\n'
-    git clone --depth 1 https://github.com/qbittorrent/qBittorrent /temp
+    echo 'Downloading WebUI for version:' "${QBITTORRENT_VERSION}"
+    git clone --depth 1 -b release-${QBITTORRENT_VERSION} https://github.com/qbittorrent/qBittorrent /temp
+
     printf '\nDownload finished\n\n'
     cp -a /temp/src/webui/www /themepark
     cp -a /temp/src/icons/. /themepark/public/icons
     cp -a /temp/src/icons/. /themepark/private/icons
     printf '\nCopy finished\n\n'
     rm -rf /temp
+    rm -rf /tmp/*
     printf '\nCleanup finished\n\n'
 fi