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>

platform/as_platform/data/__init__.py

@@ -0,0 +1,37 @@
+from as_platform.data.batch import META_FILENAME
+from as_platform.data.core import (
+    get_catalog,
+    get_pending_report,
+    load_wf,
+    proj_root,
+    register_batch,
+    resolve_pack,
+    resolve_pack_dir,
+)
+from as_platform.data.ingest import inspect_uploaded_dataset
+from as_platform.data.lake import (
+    analyze_uploaded_candidate,
+    create_uploaded_candidate,
+    get_candidate,
+    link_candidate_analysis_job,
+    list_candidates,
+    write_candidate_upload,
+)
+
+__all__ = [
+    "META_FILENAME",
+    "get_pending_report",
+    "get_catalog",
+    "register_batch",
+    "load_wf",
+    "proj_root",
+    "resolve_pack",
+    "resolve_pack_dir",
+    "inspect_uploaded_dataset",
+    "create_uploaded_candidate",
+    "write_candidate_upload",
+    "list_candidates",
+    "get_candidate",
+    "link_candidate_analysis_job",
+    "analyze_uploaded_candidate",
+]