Add emdash (ct) (#18165)

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

install/emdash-install.sh

@@ -0,0 +1,70 @@
+#!/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/emdash-cms/emdash
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+NODE_VERSION="24" NODE_MODULE="pnpm@11" setup_nodejs
+
+msg_info "Creating EmDash Site"
+cd /opt
+$STD pnpm dlx create-emdash@latest emdash --platform node --template "${var_emdash_template:-blog}" --pm pnpm --no-install --yes
+mkdir -p /opt/emdash_data/uploads
+mv /opt/emdash/.env /opt/emdash_data/.env
+sed -i -e 's|file:./data.db|file:/opt/emdash_data/data.db|' -e 's|"./uploads"|"/opt/emdash_data/uploads"|' /opt/emdash/astro.config.mjs
+cat <<EOF >>/opt/emdash_data/.env
+HOST=0.0.0.0
+PORT=4321
+# The address in the browser bar. Passkeys are bound to its hostname, and the build bakes it in for image optimization:
+# after a change run cd /opt/emdash && set -a && . /opt/emdash_data/.env && set +a && pnpm build && systemctl restart emdash
+EMDASH_SITE_URL=${var_emdash_url:-http://${LOCAL_IP}:4321}
+EOF
+chmod 600 /opt/emdash_data/.env
+msg_ok "Created EmDash Site"
+
+msg_info "Building EmDash"
+cd /opt/emdash
+# pnpm keeps Astro's sharp out of the site's reach, and every /_image request then fails with MissingSharp
+$STD pnpm add sharp
+set -a && source /opt/emdash_data/.env && set +a
+$STD pnpm build
+cat <<EOF >~/.emdash
+emdash@$(node -p 'require("/opt/emdash/node_modules/emdash/package.json").version')
+EOF
+msg_ok "Built EmDash"
+
+msg_info "Creating EmDash Service"
+cat <<EOF >/etc/systemd/system/emdash.service
+[Unit]
+Description=EmDash
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/emdash
+EnvironmentFile=/opt/emdash_data/.env
+Environment=NODE_ENV=production
+ExecStart=/usr/bin/node /opt/emdash/dist/server/entry.mjs
+Restart=on-failure
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now emdash
+msg_ok "Created EmDash Service"
+
+motd_ssh
+customize
+cleanup_lxc