add Etherpad script

ct/etherpad.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/misc/build.func)
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: Slaviša Arežina (tremor021)
+# License: MIT | https://github.com/community-scripts/ProxmoxVED/raw/main/LICENSE
+# Source: https://github.com/ether/etherpad
+
+APP="Etherpad"
+var_tags="${var_tags:-}"
+var_cpu="${var_cpu:-2}"
+var_ram="${var_ram:-2048}"
+var_disk="${var_disk:-8}"
+var_os="${var_os:-debian}"
+var_version="${var_version:-13}"
+var_unprivileged="${var_unprivileged:-1}"
+
+header_info "$APP"
+variables
+color
+catch_errors
+
+function update_script() {
+  header_info
+  check_container_storage
+  check_container_resources
+  if [[ ! -d /opt/etherpad ]]; then
+    msg_error "No ${APP} Installation Found!"
+    exit
+  fi
+
+  if check_for_gh_release "etherpad" "ether/etherpad"; then
+    msg_info "Stopping Service"
+    systemctl stop etherpad
+    msg_ok "Stopped Service"
+
+    msg_info "Backing up configuration"
+    cp /opt/etherpad/settings.json /opt/
+    msg_ok "Backed up configuration"
+
+    fetch_and_deploy_gh_release "etherpad" "ether/etherpad" "binary"
+
+    msg_info "Restoring configuration"
+    mv /opt/settings.json /opt/etherpad/
+    msg_ok "Restored configuration"
+
+    msg_info "Starting Service"
+    systemctl start etherpad
+    msg_ok "Started Service"
+    msg_ok "Updated successfully!"
+  fi
+  cleanup_lxc
+  exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed successfully!\n"
+echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
+echo -e "${INFO}${YW} Access it using the following URL:${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:9001${CL}"