New Script: seelf (#2023)

* add seelf script

* changed number of cores for LXC

* Update install/seelf-install.sh

Co-authored-by: Michel Roegl-Brunner <73236783+michelroegl-brunner@users.noreply.github.com>

* Update install/seelf-install.sh

Co-authored-by: Michel Roegl-Brunner <73236783+michelroegl-brunner@users.noreply.github.com>

---------

Co-authored-by: Michel Roegl-Brunner <73236783+michelroegl-brunner@users.noreply.github.com>

install/seelf-install.sh

@@ -0,0 +1,80 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2025 community-scripts ORG
+# Author: tremor021
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/YuukanOO/seelf
+
+source /dev/stdin <<< "$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt-get install -y \
+  curl \
+  sudo \
+  mc \
+  make \
+  gcc
+wget -q https://go.dev/dl/go1.23.5.linux-amd64.tar.gz
+curl -s -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.1/install.sh | bash &> /dev/null
+tar -C /usr/local -xzf go1.23.5.linux-amd64.tar.gz
+export PATH=$PATH:/usr/local/go/bin
+source ~/.bashrc
+$STD nvm install node
+msg_ok "Installed Dependencies"
+
+msg_info "Setting up seelf. Patience"
+RELEASE=$(curl -s https://api.github.com/repos/YuukanOO/seelf/releases/latest | grep "tag_name" | awk '{print substr($2, 3, length($2)-4) }')
+wget -q "https://github.com/YuukanOO/seelf/archive/refs/tags/v${RELEASE}.tar.gz"
+tar -xzf v${RELEASE}.tar.gz
+mv seelf-${RELEASE}/ /opt/seelf
+cd /opt/seelf
+$STD make build 
+PASS=$(openssl rand -base64 18 | tr -dc 'a-zA-Z0-9' | head -c13)
+{
+    echo "ADMIN_EMAIL=admin@example.com"
+    echo "ADMIN_PASSWORD=$PASS"
+} | tee .env ~/seelf.creds > /dev/null
+
+echo "${RELEASE}" >/opt/seelf_version.txt
+SEELF_ADMIN_EMAIL=admin@example.com SEELF_ADMIN_PASSWORD=$PASS ./seelf serve &> /dev/null & sleep 5 ; kill $!
+msg_ok "Done setting up seelf"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/seelf.service
+[Unit]
+Description=seelf Service
+After=network.target
+
+[Service]
+Type=simple
+User=root
+Group=root
+WorkingDirectory=/opt/seelf
+ExecStart=/opt/seelf/./seelf serve
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now seelf
+msg_ok "Created Service"
+
+motd_ssh
+customize
+
+# Cleanup
+msg_info "Cleaning up"
+rm -f ~/v${RELEASE}.tar.gz
+rm -f ~/go1.23.5.linux-amd64.tar.gz
+$STD apt-get -y autoremove
+$STD apt-get -y autoclean
+msg_ok "Cleaned"
+
+motd_ssh
+customize