Update documentation and code snippets

docs/code_snippets/input_flags/snippet10.py

@@ -1,5 +1,5 @@
 from argenta import Command, Response, Router
-from argenta.command import Flag, Flags
+from argenta.command import Flag, Flags, InputFlag
 from argenta.command.flag import ValidationStatus
 
 router = Router(title="Comprehensive Example")
@@ -21,12 +21,11 @@ router = Router(title="Comprehensive Example")
 def validate_handler(response: Response):
     input_flags = response.input_flags
 
-    # Итерируемся по всем флагам и проверяем их статусы
     print("Flag validation results:")
 
-    valid_flags = []
-    invalid_flags = []
-    undefined_flags = []
+    valid_flags: list[InputFlag] = []
+    invalid_flags: list[InputFlag] = []
+    undefined_flags: list[InputFlag] = []
 
     for flag in input_flags:
         if flag.status == ValidationStatus.VALID:
@@ -39,13 +38,11 @@ def validate_handler(response: Response):
             undefined_flags.append(flag)
             print(f"  ? {flag.string_entity}: {flag.input_value} (UNDEFINED)")
 
-    # Выводим сводку
     print("\nSummary:")
     print(f"  Valid flags: {len(valid_flags)}")
     print(f"  Invalid flags: {len(invalid_flags)}")
     print(f"  Undefined flags: {len(undefined_flags)}")
 
-    # Обрабатываем только валидные флаги
     if valid_flags:
         print("\nProcessing valid flags:")
         for flag in valid_flags: