cleanup and fix runtime bugs

iaai_scraper/browser/factory.py

@@ -11,7 +11,6 @@ logger = logging.getLogger("iaai_scraper.browser")
 
 def _build_init_script() -> str:
     """JS-патч признаков автоматизации."""
-  # Подмешиваем базовые browser fingerprint overrides.
     hardware_concurrency = random.choice([4, 8, 12, 16])
     device_memory = random.choice([4, 8, 16])
     languages = ["en-US", "en"]
@@ -62,11 +61,9 @@ def _build_init_script() -> str:
 class BrowserFactory:
 
     def __init__(self, settings: Settings) -> None:
-    # Фабрика браузера и контекстов на основе env-настроек.
         self.settings = settings
 
     def create_browser(self, playwright: Playwright) -> Browser:
-        # пробуем Chrome, если нет — Chromium
         launch_kwargs: dict = {
             "headless": self.settings.headless,
             "args": [
@@ -88,8 +85,6 @@ class BrowserFactory:
             return playwright.chromium.launch(**launch_kwargs)
 
     def create_context(self, browser: Browser, storage_state: str | None = None) -> BrowserContext:
-        # рандом viewport/timezone под каждый контекст
-      # Контекст изолирует cookies, headers и fingerprint-параметры.
         viewport = random.choice(self.settings.fingerprint.viewport_presets)
         timezone_id = random.choice(self.settings.fingerprint.timezone_candidates)
         color_scheme = random.choice(["light", "dark"])