Initial commit: crypto_key API key manager with PM2 and Ubuntu deploy docs

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

pm2-start.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# PM2 启动脚本 (Linux / macOS)
+# 用法: chmod +x pm2-start.sh && ./pm2-start.sh
+
+set -e
+cd "$(dirname "$0")"
+
+if ! command -v pm2 >/dev/null 2>&1; then
+  echo "[错误] 未找到 pm2，请先执行: npm install -g pm2"
+  exit 1
+fi
+
+if [ ! -f "venv/bin/python" ]; then
+  echo "[警告] 未检测到 venv，请先: python3 -m venv venv && source venv/bin/activate && pip install -r requirements.txt"
+fi
+
+mkdir -p logs
+pm2 start ecosystem.config.cjs
+pm2 save 2>/dev/null || true
+
+echo ""
+echo "已启动。访问: http://127.0.0.1:5200"
+echo "查看状态: pm2 status"
+echo "查看日志: pm2 logs api-key-manager"