Switch production deployment from Docker to PM2 on Ubuntu.

Add Express gateway, ecosystem config, and one-click install with native PostgreSQL, Node, and Python venv on port 23566.

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/update.sh

@@ -1,29 +1,39 @@
-#!/usr/bin/env bash
-#
-# 更新已部署实例：拉取代码并重建容器
-# 版权所有 (c) 马建军
-#
-set -euo pipefail
-
-INSTALL_DIR="${INSTALL_DIR:-/opt/secondary-school-grade-archive}"
-BRANCH="${BRANCH:-main}"
-
-GREEN='\033[0;32m'
-NC='\033[0m'
-log_info() { echo -e "${GREEN}[INFO]${NC} $*"; }
-
-if [[ ! -d "${INSTALL_DIR}/.git" ]]; then
-  echo "未找到部署目录 ${INSTALL_DIR}，请先运行 deploy/install.sh"
-  exit 1
-fi
-
-cd "${INSTALL_DIR}"
-log_info "拉取最新代码…"
-git fetch origin
-git checkout "${BRANCH}" 2>/dev/null || true
-git pull origin "${BRANCH}"
-
-log_info "重建并重启服务…"
-docker compose --env-file .env up -d --build
-
-log_info "更新完成。访问端口见 .env 中 WEB_PORT"
+#!/usr/bin/env bash
+set -euo pipefail
+
+INSTALL_DIR="${INSTALL_DIR:-/opt/secondary-school-grade-archive}"
+BRANCH="${BRANCH:-main}"
+
+GREEN='\033[0;32m'
+NC='\033[0m'
+log_info() { echo -e "${GREEN}[INFO]${NC} $*"; }
+
+cd "${INSTALL_DIR}" || exit 1
+find "${INSTALL_DIR}" -name "*.sh" -exec sed -i 's/\r$//' {} +
+
+log_info "拉取最新代码…"
+git fetch origin
+git checkout "${BRANCH}" 2>/dev/null || true
+git pull origin "${BRANCH}"
+
+log_info "更新后端依赖…"
+cd backend
+source venv/bin/activate
+pip install -r requirements.txt -q
+deactivate
+
+log_info "重建前端…"
+cd ../frontend
+npm ci --silent
+npm run build
+
+log_info "更新网关…"
+cd ../deploy/pm2
+npm ci --silent
+
+log_info "重启 PM2…"
+cd "${INSTALL_DIR}"
+pm2 reload deploy/pm2/ecosystem.config.cjs --update-env || pm2 start deploy/pm2/ecosystem.config.cjs
+pm2 save
+
+log_info "更新完成"