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/init_after_clone.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# Git clone 后首次初始化
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$ROOT"
+
+[[ -f .env ]] || { cp .env.example .env && echo "已创建 .env"; }
+[[ -f manifests/feishu.env ]] || { cp manifests/feishu.env.example manifests/feishu.env && echo "已创建 manifests/feishu.env"; }
+
+if [[ -n "${AS_WORKSPACE_ROOT:-}" ]] && [[ -d "${AS_WORKSPACE_ROOT}/DMS" || -d "${AS_WORKSPACE_ROOT}/LaneDection" ]]; then
+  echo "检测到 AS_WORKSPACE_ROOT，切换为 workspace 软链…"
+  bash scripts/setup_links.sh
+else
+  echo "使用仓库内嵌 algorithms/datasets（默认）"
+  echo "若有外部 workspace: export AS_WORKSPACE_ROOT=/path/to/workspace && bash scripts/setup_links.sh"
+fi
+
+echo ""
+echo "Docker 启动: bash scripts/dev_up.sh"
+echo "本机启动:   bash scripts/run_local.sh"