Listenarr (#17963)

* Add listenarr (ct)

* Update Listenarr installation script for configuration

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>

install/listenarr-install.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: MickLesk (CanbiZ)
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/Listenarrs/Listenarr
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt install -y libicu-dev
+msg_ok "Installed Dependencies"
+
+GH_INCLUDE_PRERELEASE=1 fetch_and_deploy_gh_release "listenarr" "Listenarrs/Listenarr" "prebuild" "latest" "/opt/listenarr" "listenarr-*-linux-x64.zip"
+
+msg_info "Configuring Listenarr"
+mkdir -p /opt/listenarr_data
+ln -s /opt/listenarr/wwwroot /opt/listenarr_data/wwwroot
+msg_ok "Configured Listenarr"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/listenarr.service
+[Unit]
+Description=Listenarr
+After=network.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/listenarr
+Environment=LISTENARR_CONTENT_ROOT=/opt/listenarr_data
+ExecStart=/opt/listenarr/Listenarr.Api
+Restart=on-failure
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now listenarr
+msg_ok "Created Service"
+
+motd_ssh
+customize
+cleanup_lxc