Add Ubuntu deployment: scripts, SSL, systemd and setup.sh

scripts/install-ubuntu.sh

@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Установка Docker и Docker Compose на Ubuntu 22.04 / 24.04
+
+if [[ "${EUID}" -ne 0 ]]; then
+  echo "Запустите с sudo: sudo ./scripts/install-ubuntu.sh"
+  exit 1
+fi
+
+if ! grep -qi ubuntu /etc/os-release 2>/dev/null; then
+  echo "Скрипт предназначен для Ubuntu."
+  exit 1
+fi
+
+export DEBIAN_FRONTEND=noninteractive
+
+apt-get update
+apt-get install -y ca-certificates curl gnupg ufw
+
+# Docker official repo
+install -m 0755 -d /etc/apt/keyrings
+if [[ ! -f /etc/apt/keyrings/docker.gpg ]]; then
+  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+  chmod a+r /etc/apt/keyrings/docker.gpg
+fi
+
+echo \
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
+  $(. /etc/os-release && echo "${VERSION_CODENAME}") stable" \
+  > /etc/apt/sources.list.d/docker.list
+
+apt-get update
+apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+
+systemctl enable --now docker
+
+# Firewall
+ufw allow OpenSSH
+ufw allow 80/tcp
+ufw allow 443/tcp
+ufw --force enable
+
+SUDO_USER_NAME="${SUDO_USER:-$USER}"
+if id "${SUDO_USER_NAME}" &>/dev/null; then
+  usermod -aG docker "${SUDO_USER_NAME}"
+  echo "Пользователь ${SUDO_USER_NAME} добавлен в группу docker."
+  echo "Перелогиньтесь или выполните: newgrp docker"
+fi
+
+echo ""
+echo "Docker установлен: $(docker --version)"
+echo "Compose: $(docker compose version)"