Remove generated artifacts and machine-specific paths

scripts/import_standard_records.py

@@ -56,7 +56,11 @@ ASCII_NAME_ALIASES: list[tuple[str, str]] = [
 
 def main() -> None:
     parser = argparse.ArgumentParser(description="Import extracted SolidWorks standard-answer records into agent4.")
-    parser.add_argument("--source", default=r"D:\Desktop\提取记录")
+    parser.add_argument(
+        "--source",
+        required=True,
+        help="Directory containing extracted standard-answer JSON records.",
+    )
     parser.add_argument("--target", default=str(Path(__file__).resolve().parents[1] / "data" / "standards"))
     args = parser.parse_args()