Add precision gear dimension images

scripts/import_precision_gears.py

@@ -21,6 +21,7 @@ def main() -> None:
     args = parser.parse_args()
 
     source = json.loads(args.source.read_text(encoding="utf-8"))
+    images_root = args.source.parent.parent / "images"
     items = [item for item in source.values() if item.get("top_cat") == "精密齿轮配件"]
     items.sort(key=lambda item: (item.get("sub_cat", ""), int(item.get("id", 0))))
 
@@ -34,8 +35,7 @@ def main() -> None:
             for label, value in item.get("specs", {}).items()
             if str(value).strip()
         }
-        products.append(
-            {
+        product = {
                 "id": f"gear-{item['id']}",
                 "category": "精密齿轮配件",
                 "subCategory": subcategory,
@@ -46,8 +46,16 @@ def main() -> None:
                 "specs": specs,
                 "torqueValue": None,
                 "ratedVoltage": None,
-            }
-        )
+        }
+        folders = sorted(images_root.glob(f"{item['id']}_*"))
+        dimension_files = []
+        if folders:
+            dimension_files = sorted(folders[0].glob("desc1.*"))
+            if not dimension_files:
+                dimension_files = sorted(folders[0].glob("slide2.*"))
+        if dimension_files:
+            product["dimensionImage"] = f"/catalog-products/precision-gears-size/{item['id']}.jpg"
+        products.append(product)
 
     output = [
         "// Generated from 商城产品资料_20260806/data/parsed_products.json.",