fix: Allow config change on PlaywrightCrawler (#1186)

### Description

Make it possible to apply `Configuration` to the Playwright crawler.
Added a test.

### Issues

- Closes: #1185

Author: mylank

src/crawlee/crawlers/_playwright/_playwright_crawler.py

@@ -8,6 +8,7 @@
 from pydantic import ValidationError
 from typing_extensions import NotRequired, TypedDict, TypeVar
 
+from crawlee import service_locator
 from crawlee._request import Request, RequestOptions
 from crawlee._utils.blocked import RETRY_CSS_SELECTORS
 from crawlee._utils.docs import docs_group
@@ -120,6 +121,10 @@ def __init__(
                 This option should not be used if `browser_pool` is provided.
             kwargs: Additional keyword arguments to pass to the underlying `BasicCrawler`.
         """
+        configuration = kwargs.pop('configuration', None)
+        if configuration is not None:
+            service_locator.set_configuration(configuration)
+
         if browser_pool:
             # Raise an exception if browser_pool is provided together with other browser-related arguments.
             if any(

tests/unit/crawlers/_playwright/test_playwright_crawler.py

@@ -11,7 +11,8 @@
 
 import pytest
 
-from crawlee import ConcurrencySettings, HttpHeaders, Request, RequestTransformAction, SkippedReason
+from crawlee import ConcurrencySettings, HttpHeaders, Request, RequestTransformAction, SkippedReason, service_locator
+from crawlee.configuration import Configuration
 from crawlee.crawlers import PlaywrightCrawler
 from crawlee.fingerprint_suite import (
     DefaultFingerprintGenerator,
@@ -689,3 +690,11 @@ async def request_handler(context: PlaywrightCrawlingContext) -> None:
     assert check_data['send_request']['user-agent'] == 'My User-Agent'
 
     assert check_data['default'] != check_data['send_request']
+
+
+async def test_overwrite_configuration() -> None:
+    """Check that the configuration is allowed to be passed to the Playwrightcrawler."""
+    configuration = Configuration(default_dataset_id='my_dataset_id')
+    PlaywrightCrawler(configuration=configuration)
+    used_configuration = service_locator.get_configuration()
+    assert used_configuration is configuration