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>

datasets/dms/configs/README.md

@@ -0,0 +1,3 @@
+# 旧版手写 yaml（已弃用）
+
+请使用 `DMS_v1_AddBy_Luchengfang_20260520/yaml/*.yaml`（由 `scripts/refresh_yaml.py` 从 `datasets.registry.yaml` 生成）。