feat: Implementing SQL toolkit (#3567)

Co-authored-by: Wendong-Fan <[email protected]>
Co-authored-by: Wendong-Fan <[email protected]>

Author: HxyScotthuang

camel/toolkits/__init__.py

@@ -72,6 +72,7 @@
 from .thinking_toolkit import ThinkingToolkit
 from .pyautogui_toolkit import PyAutoGUIToolkit
 from .searxng_toolkit import SearxNGToolkit
+from .sql_toolkit import SQLToolkit
 from .jina_reranker_toolkit import JinaRerankerToolkit
 from .pulse_mcp_search_toolkit import PulseMCPSearchToolkit
 from .klavis_toolkit import KlavisToolkit
@@ -154,6 +155,7 @@
     'ThinkingToolkit',
     'PyAutoGUIToolkit',
     'SearxNGToolkit',
+    'SQLToolkit',
     'JinaRerankerToolkit',
     'OrigeneToolkit',
     'PulseMCPSearchToolkit',