chore: add deprecation notice for v1.x and bump to 1.12.3

The current v1.x SDK will be deprecated in favor of v2.x which introduces
a new API surface. This adds a DeprecationWarning and logger warning on
client initialization to notify users of the upcoming migration.

See: #82

Co-Authored-By: Claude Opus 4.6 (1M context) <[email protected]>

Author: VinciGit00

scrapegraph-py/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "scrapegraph_py"
-version = "1.12.2"
+version = "1.12.3"
 description = "ScrapeGraph Python SDK for API"
 authors = [
     { name = "Marco Vinciguerra", email = "[email protected]" },

scrapegraph-py/scrapegraph_py/async_client.py

@@ -34,6 +34,7 @@
         >>> asyncio.run(main())
 """
 import asyncio
+import warnings
 from typing import Any, Dict, Optional, Callable
 
 from aiohttp import ClientSession, ClientTimeout, TCPConnector
@@ -173,6 +174,19 @@ def __init__(
         """
         logger.info("🔑 Initializing AsyncClient")
 
+        warnings.warn(
+            "scrapegraph-py v1.x is deprecated and will be removed in a future release. "
+            "Please upgrade to scrapegraph-py v2.x for the new API surface. "
+            "See migration guide: https://github.com/ScrapeGraphAI/scrapegraph-py/pull/82",
+            DeprecationWarning,
+            stacklevel=2,
+        )
+        logger.warning(
+            "scrapegraph-py v1.x is deprecated and will be removed in a future release. "
+            "Please upgrade to scrapegraph-py v2.x for the new API surface. "
+            "Migration guide: https://github.com/ScrapeGraphAI/scrapegraph-py/pull/82"
+        )
+
         # Try to get API key from environment if not provided
         if api_key is None:
             from os import getenv

scrapegraph-py/scrapegraph_py/client.py

@@ -27,6 +27,7 @@
         ...     result = client.scrape(website_url="https://example.com")
 """
 import uuid as _uuid
+import warnings
 from typing import Any, Callable, Dict, Optional
 from urllib.parse import urlparse
 
@@ -178,6 +179,19 @@ def __init__(
         """
         logger.info("🔑 Initializing Client")
 
+        warnings.warn(
+            "scrapegraph-py v1.x is deprecated and will be removed in a future release. "
+            "Please upgrade to scrapegraph-py v2.x for the new API surface. "
+            "See migration guide: https://github.com/ScrapeGraphAI/scrapegraph-py/pull/82",
+            DeprecationWarning,
+            stacklevel=2,
+        )
+        logger.warning(
+            "scrapegraph-py v1.x is deprecated and will be removed in a future release. "
+            "Please upgrade to scrapegraph-py v2.x for the new API surface. "
+            "Migration guide: https://github.com/ScrapeGraphAI/scrapegraph-py/pull/82"
+        )
+
         # Try to get API key from environment if not provided
         if api_key is None:
             from os import getenv