feat: initial HSAP platform

Huaxu Sentinel Active Safety Platform with embedded algorithm code,
Docker Compose setup, and vendored dataset scaffolds for clone-and-run.

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

scripts/dev_up.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# 一键启动完整开发环境：postgres + redis + platform + worker
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$ROOT"
+
+if [[ ! -f .env ]]; then
+  cp .env.example .env
+  echo "已创建 .env（默认挂载本仓库；大文件数据可设置 AS_WORKSPACE_ROOT）"
+fi
+
+if ! command -v docker >/dev/null 2>&1; then
+  echo "未安装 Docker。Ubuntu: sudo apt install docker.io docker-compose-v2"
+  echo "或: https://docs.docker.com/engine/install/"
+  exit 1
+fi
+
+docker compose up -d --build "$@"
+
+echo ""
+echo "服务："
+echo "  平台 UI+API  http://127.0.0.1:${AS_PLATFORM_PORT:-8787}"
+echo "  PostgreSQL   localhost:${AS_DB_PORT:-5432}"
+echo "  Redis        localhost:${AS_REDIS_PORT:-6379}"
+echo ""
+echo "React 热更新:  docker compose --profile dev up -d web-dev  → :5173"
+echo "日志:         docker compose logs -f platform worker"
+echo "停止:         docker compose down"