Increased windows size; got rid of GigaChat

main.py

@@ -68,12 +68,12 @@ def setup_arguments() -> argparse.Namespace:
     parser.add_argument(
         "--ai-model",
         type=str,
-        default="GigaChat-3-Pro"
+        default="google/gemini-3.1-flash-lite"
     )
     parser.add_argument(
         "--ai-base-url",
         type=str,
-        default="https://api.giga.chat/v1"
+        default="https://api.proxyapi.ru/v1"
     )
     parser.add_argument(
         "--ai-api-key",

windowizer.py

@@ -41,9 +41,9 @@ class Windowizer[T]:
     def __init__(self,
                  *,
                  main_min_count: int = 2,
-                 main_max_size: int = 1024,
+                 main_max_size: int = 10240,
                  side_min_count: int = 2,
-                 side_max_size: int = 256,
+                 side_max_size: int = 2560,
                  size_func: Callable[[T], int] = default_size_func) -> None:
         """Create Windowizer.