Update scrutiny-install.sh

fixes https://github.com/tteck/Proxmox/issues/3269

install/scrutiny-install.sh

@@ -27,7 +27,7 @@ msg_ok "Installed Dependencies"
 msg_info "Installing Scrutiny WebApp"
 mkdir -p /opt/scrutiny/{config,web,bin}
 RELEASE=$(curl -s https://api.github.com/repos/analogj/scrutiny/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3) }')
-echo "${RELEASE}" >/opt/${APP}_version.txt
+echo "${RELEASE}" >/opt/${APPLICATION}_version.txt
 wget -q -O /opt/scrutiny/config/scrutiny.yaml https://raw.githubusercontent.com/AnalogJ/scrutiny/master/example.scrutiny.yaml
 wget -q -O /opt/scrutiny/bin/scrutiny-web-linux-amd64 "https://github.com/AnalogJ/scrutiny/releases/download/${RELEASE}/scrutiny-web-linux-amd64"
 wget -q -O /opt/scrutiny/web/scrutiny-web-frontend.tar.gz "https://github.com/AnalogJ/scrutiny/releases/download/${RELEASE}/scrutiny-web-frontend.tar.gz"