docs/test(P18B-5,P18B-6): 收口资产盘点矩阵文档与回归

scripts/validate-feature-matrix.py

@@ -36,6 +36,7 @@ CSV_FACT_SOURCES = [
     ROOT / "issues" / "2026-03-07_19-33-09-p17a-l5-procurement-core.csv",
     ROOT / "issues" / "2026-03-07_21-00-37-p17b-l5-procurement-budget-archive.csv",
     ROOT / "issues" / "2026-03-07_22-02-09-p18a-l5-asset-registry-core.csv",
+    ROOT / "issues" / "2026-03-07_22-34-03-p18b-l5-asset-movements-inventory.csv",
 ]
 
 ID_PATTERN = re.compile(r"^[A-Z][0-9][0-9A-Za-z-]*$")