fix(application-form-fill): 清理填表说明并收窄按钮话术

tests/test_application_form_fill_field_extract.py

@@ -103,6 +103,27 @@ def test_rule_maps_agent_fields_to_manufacturer_company_for_now():
     assert values["manufacturer_address"] == "江苏省宜兴经济技术开发区杏里路10号宜兴光电产业园4幢102室"
 
 
+def test_rule_stops_product_name_before_application_form_instructions():
+    texts = {
+        "境内体外诊断试剂注册申请表.docx": "\n".join(
+            [
+                "产品名称：呼吸道合胞病毒、肺炎支原体核酸检测试剂盒（荧光PCR法）",
+                "申请人：",
+                "卡尤迪生物科技宜兴有限公司",
+                "国家药品监督管理局",
+                "填表说明",
+                "1. 本表依据《体外诊断注册与备案管理办法》制定。",
+            ]
+        )
+    }
+
+    result = extract_by_rules(texts, _registration_specs())
+
+    values = {field["key"]: field["value"] for field in result["fields"]}
+    assert values["product_name"] == "呼吸道合胞病毒、肺炎支原体核酸检测试剂盒（荧光PCR法）"
+    assert "填表说明" not in values["product_name"]
+
+
 def test_llm_extract_parses_structured_json(monkeypatch):
     monkeypatch.setattr(
         "review_agent.application_form_fill.services.field_extract.generate_completion",