#!/usr/bin/env bash
# 生产/运维：自动构建前端（若缺失）+ 单进程 uvicorn（API 与静态页同端口）
set -euo pipefail
cd "$(dirname "$0")"
export HOST="${HOST:-0.0.0.0}"
export PORT="${PORT:-8001}"
hard_nofile="$(ulimit -Hn 2>/dev/null || true)"
target_nofile="${LIVE_NOFILE_SOFT:-$hard_nofile}"
if [[ -n "$target_nofile" && "$target_nofile" != "unlimited" ]]; then
  ulimit -Sn "$target_nofile" >/dev/null 2>&1 || true
fi
if [[ -x ".venv/bin/python" ]]; then
  PY=".venv/bin/python"
else
  PY=python3
  command -v python3 >/dev/null 2>&1 || PY=python
fi
exec "$PY" scripts/launch.py --host "$HOST" --port "$PORT"