feat: snapshot product suite reference assets

tests/test_product_suite.py

@@ -99,6 +99,7 @@ class ProductSuiteTests(unittest.TestCase):
 
         self.assertEqual(3, len(specs))
         self.assertEqual([11, 11, 12], [spec["source_asset_id"] for spec in specs])
+        self.assertEqual([[], [], []], [spec["reference_asset_ids"] for spec in specs])
         self.assertEqual(["白底图", "场景图", "场景图"], [spec["job_type"] for spec in specs])
         for spec in specs:
             self.assertIn("平台：Shopee", spec["prompt"])
@@ -135,6 +136,26 @@ class ProductSuiteTests(unittest.TestCase):
         self.assertLess(white_prompt.index("尺码信息规则"), white_prompt.index(reference_rule))
         self.assertLess(white_prompt.index(reference_rule), white_prompt.index("商品卖点与要求"))
 
+    def test_job_specs_freeze_first_image_references_when_not_per_image_primary(self):
+        settings = product_suite.default_suite_settings()
+        settings.update(
+            {
+                "per_image_primary": False,
+                "categories": {"白底图": 1, "场景图": 1, "卖点图": 0},
+            }
+        )
+        specs = product_suite.build_job_specs(
+            [SimpleNamespace(id=11), SimpleNamespace(id=12), SimpleNamespace(id=13)],
+            "卖点",
+            settings,
+            "51100639510",
+            template_text=prompts.load_default_product_suite_prompt(),
+        )
+
+        self.assertEqual(2, len(specs))
+        self.assertEqual([11, 11], [spec["source_asset_id"] for spec in specs])
+        self.assertEqual([[12, 13], [12, 13]], [spec["reference_asset_ids"] for spec in specs])
+
     def test_reference_rule_follows_per_image_primary_setting(self):
         template = prompts.load_default_product_suite_prompt()
         settings = product_suite.default_suite_settings()