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>

algorithms/lane_ufld/code/CLRNet-main/clrnet/engine/registry.py

@@ -0,0 +1,22 @@
+from clrnet.utils import Registry, build_from_cfg
+
+TRAINER = Registry('trainer')
+EVALUATOR = Registry('evaluator')
+
+
+def build(cfg, registry, default_args=None):
+    if isinstance(cfg, list):
+        modules = [
+            build_from_cfg(cfg_, registry, default_args) for cfg_ in cfg
+        ]
+        return nn.Sequential(*modules)
+    else:
+        return build_from_cfg(cfg, registry, default_args)
+
+
+def build_trainer(cfg):
+    return build(cfg.trainer, TRAINER, default_args=dict(cfg=cfg))
+
+
+def build_evaluator(cfg):
+    return build(cfg.evaluator, EVALUATOR, default_args=dict(cfg=cfg))