添加portainer，优化部署

portainer/uninstall.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+# ============================================
+# Portainer 卸载脚本
+# 停止容器 → 备份数据 → 清理容器/镜像/配置/数据
+# ============================================
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+cd "$SCRIPT_DIR"
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+CYAN='\033[0;36m'
+NC='\033[0m'
+
+log()   { echo -e "${GREEN}[INFO]${NC} $*"; }
+warn()  { echo -e "${YELLOW}[WARN]${NC} $*"; }
+error() { echo -e "${RED}[ERROR]${NC} $*" >&2; }
+
+# ===== 检查 root =====
+if [ "$(id -u)" -ne 0 ]; then
+    error "请使用 root 用户运行: sudo bash uninstall.sh"
+    exit 1
+fi
+
+# ===== 加载配置 =====
+if [ -f .env ]; then
+    sed -i 's/\r$//' .env
+    set -a
+    source .env
+    set +a
+fi
+
+PORTAINER_DATA_DIR="${PORTAINER_DATA_DIR:-/var/lib/portainer}"
+BACKUP_DIR="${BACKUP_DIR:-/var/backups/portainer}"
+PORTAINER_DOMAIN="${PORTAINER_DOMAIN:-}"
+
+# ===== 确认操作 =====
+echo ""
+echo -e "${RED}╔══════════════════════════════════════════════════════╗${NC}"
+echo -e "${RED}║        ⚠  即将卸载 Portainer 及所有数据  ⚠          ║${NC}"
+echo -e "${RED}╚══════════════════════════════════════════════════════╝${NC}"
+echo ""
+echo "将执行以下操作："
+echo "  1. 停止并删除 Portainer 容器"
+echo "  2. 删除 Docker 镜像"
+echo "  3. 删除 Nginx 站点配置"
+echo "  4. 删除 SSL 证书"
+echo "  5. 删除 Certbot 自动续期定时任务"
+echo ""
+echo "涉及的数据目录："
+echo "  Portainer 数据: ${PORTAINER_DATA_DIR}"
+echo "  备份目录:       ${BACKUP_DIR}"
+echo "  部署目录:       ${SCRIPT_DIR}"
+echo ""
+echo -e "${YELLOW}备份目录将保留，不会被删除。${NC}"
+echo ""
+read -r -p "确定要继续卸载吗？输入 YES 确认: " confirm
+if [ "$confirm" != "YES" ]; then
+    log "已取消卸载"
+    exit 0
+fi
+
+# ===== 卸载前备份 =====
+echo ""
+read -r -p "是否在卸载前执行一次备份？(y/N): " do_backup
+if [[ "$do_backup" =~ ^[Yy]$ ]]; then
+    if [ -f backup.sh ]; then
+        log "正在执行备份..."
+        bash backup.sh
+        log "备份完成"
+    else
+        warn "backup.sh 不存在，跳过备份"
+    fi
+fi
+
+# ===== 1. 停止并删除容器 =====
+echo ""
+log "正在停止并删除容器..."
+if docker compose ps --quiet 2>/dev/null | grep -q .; then
+    docker compose down -v
+    log "容器已停止并删除"
+else
+    log "没有运行中的容器"
+fi
+
+# ===== 2. 删除 Docker 镜像 =====
+log "正在删除 Docker 镜像..."
+PORTAINER_IMAGE="${PORTAINER_IMAGE:-portainer/portainer-ce:lts}"
+docker image rm "$PORTAINER_IMAGE" 2>/dev/null && log "已删除镜像: $PORTAINER_IMAGE" || true
+
+# ===== 3. 删除 Nginx 配置 =====
+log "正在清理 Nginx 配置..."
+rm -f /etc/nginx/sites-enabled/portainer
+rm -f /etc/nginx/sites-available/portainer
+if command -v nginx &>/dev/null && nginx -t 2>/dev/null; then
+    systemctl reload nginx 2>/dev/null || true
+    log "Nginx 已重载"
+fi
+
+# ===== 4. 删除 SSL 证书 =====
+if [ -n "$PORTAINER_DOMAIN" ] && [ -d "/etc/letsencrypt/live/${PORTAINER_DOMAIN}" ]; then
+    log "正在删除 SSL 证书: ${PORTAINER_DOMAIN}..."
+    certbot delete --cert-name "${PORTAINER_DOMAIN}" --non-interactive 2>/dev/null || true
+    log "SSL 证书已删除"
+fi
+
+# ===== 5. 清理 Certbot 定时任务 =====
+remaining_certs=$(certbot certificates 2>/dev/null | grep -c "Certificate Name" || true)
+if [ "$remaining_certs" -eq 0 ]; then
+    crontab -l 2>/dev/null | grep -v "certbot renew" | crontab - 2>/dev/null || true
+    log "已移除 Certbot 自动续期定时任务（无剩余证书）"
+else
+    log "保留 Certbot 定时任务（还有 ${remaining_certs} 个其他证书）"
+fi
+
+# ===== 6. 删除数据目录 =====
+echo ""
+echo -e "${RED}以下目录将被永久删除：${NC}"
+echo "  ${PORTAINER_DATA_DIR}"
+echo ""
+echo -e "${YELLOW}备份目录 ${BACKUP_DIR} 不会被删除。${NC}"
+echo ""
+read -r -p "确认删除数据目录？输入 DELETE 确认: " confirm_delete
+if [ "$confirm_delete" = "DELETE" ]; then
+    rm -rf "$PORTAINER_DATA_DIR"
+    log "已删除: ${PORTAINER_DATA_DIR}"
+else
+    warn "跳过数据目录删除"
+fi
+
+# ===== 7. 删除部署目录 =====
+echo ""
+read -r -p "是否删除部署目录 ${SCRIPT_DIR}？(y/N): " del_deploy
+if [[ "$del_deploy" =~ ^[Yy]$ ]]; then
+    cd /opt
+    rm -rf "$SCRIPT_DIR"
+    log "已删除部署目录"
+else
+    warn "保留部署目录: ${SCRIPT_DIR}"
+fi
+
+# ===== 完成 =====
+echo ""
+log "Portainer 卸载完成"
+echo ""
+echo "保留的内容："
+echo "  备份目录: ${BACKUP_DIR}"
+[ "$confirm_delete" != "DELETE" ] && echo "  数据目录: ${PORTAINER_DATA_DIR}"
+[[ ! "$del_deploy" =~ ^[Yy]$ ]] && echo "  部署目录: ${SCRIPT_DIR}"
+echo ""
+echo "如需恢复，请参考 README.md 中的「恢复备份」章节。"