完善空运锁舱与海运报价单单选回填，并增强模板预览与协同字段盖写。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/schema/tms_air_query.py

@@ -78,6 +78,10 @@ _IATA_PAIR_BLOCK = frozenset(
     }
 )
 _NUMBER = re.compile(r"(\d+(?:\.\d+)?)")
+# 销售写尺寸当体积：1.1*1.2*3 / 1.1x1.2x3 / 1.1×1.2×3
+_DIM_PRODUCT = re.compile(
+    r"(\d+(?:\.\d+)?)\s*[*xX×]\s*(\d+(?:\.\d+)?)(?:\s*[*xX×]\s*(\d+(?:\.\d+)?))?"
+)
 
 
 def _first_number(raw: str) -> str:
@@ -85,6 +89,32 @@ def _first_number(raw: str) -> str:
     return hit.group(1) if hit else ""
 
 
+def volume_cbm_number(raw: str) -> str:
+    """
+    体积出站用数字：尺寸式先相乘；否则取第一个数。
+
+    例：1.1*1.2*3 → 3.96；2CBM → 2。空串表示没有可用体积。
+    """
+    text = (raw or "").strip()
+    if not text:
+        return ""
+    dims = _DIM_PRODUCT.search(text)
+    if dims:
+        try:
+            a = float(dims.group(1))
+            b = float(dims.group(2))
+            c = float(dims.group(3) or "1")
+            product = a * b * c
+            if product <= 0:
+                return ""
+            # 去掉多余尾零，保持可读小数
+            text_num = f"{product:.10f}".rstrip("0").rstrip(".")
+            return text_num or ""
+        except ValueError:
+            return ""
+    return _first_number(text)
+
+
 def resolve_airport_code(raw: str) -> str:
     """销售原文是地名或三字码时，给出 TMS originCode/destinationCode。"""
     text = (raw or "").strip()
@@ -161,7 +191,7 @@ def assemble_air_query(facts: dict[str, Any] | None) -> dict[str, Any]:
     cargo = str(src.get("品名") or "").strip()
     pieces = _first_number(str(src.get("件数") or ""))
     weight = _first_number(str(src.get("毛重") or ""))
-    volume = _first_number(str(src.get("体积") or ""))
+    volume = volume_cbm_number(str(src.get("体积") or ""))
     pack_raw = str(src.get("包装方式") or src.get("包装类型") or "").strip()
     pack_code = resolve_package_type(pack_raw)
     quote_date = str(src.get("报价日期") or "").strip()