feat: 增强一级关系识别与保持关系策略

scripts/verify_first_level_fact_graph.py

@@ -80,6 +80,7 @@ def _assert_common_facts(facts: dict[str, object], label: str) -> None:
     ignored = tuple(facts.get("first_level_fact_ignored_relation_depths", ()) or ())
     _assert("second-level" in ignored and "third-level" in ignored, f"{label}: ignored depths are missing")
     _assert(str(facts.get("first_level_fact_summary") or ""), f"{label}: summary is missing")
+    _assert("first_level_planar_relation_summary" in facts, f"{label}: planar relation summary is missing")
 
 
 def _assert_plan_facts(plan: dict[str, object], label: str, scope: str) -> None:
@@ -104,6 +105,22 @@ def _verify_planar_face_facts() -> None:
     _assert(int(facts.get("first_level_fact_boundary_vertex_count", 0) or 0) == 4, f"cube vertex count: {facts}")
     _assert(int(facts.get("first_level_fact_adjacent_face_count", 0) or 0) == 4, f"cube adjacent count: {facts}")
     _assert(int(facts.get("first_level_fact_included_face_count", 0) or 0) == 5, f"cube included count: {facts}")
+    _assert(
+        facts.get("first_level_planar_relation_status") == "ready",
+        f"cube planar Face should expose planar relation facts: {facts}",
+    )
+    _assert(
+        int(facts.get("first_level_planar_relation_count", 0) or 0) == 4,
+        f"cube top Face should have four subject-adjacent planar relations: {facts}",
+    )
+    _assert(
+        int(facts.get("first_level_planar_relation_perpendicular_count", 0) or 0) == 4,
+        f"cube top Face should have four perpendicular adjacent side Faces: {facts}",
+    )
+    _assert(
+        "一级平面关系" in str(facts.get("first_level_fact_summary") or ""),
+        f"cube planar Face fact summary should include planar relation facts: {facts}",
+    )
 
     probe = _FactProbe(model)
     fields = probe._face_first_level_selection_fields(face_id)