feat(agent): add GNS3ProjectInfoTool to gns3_client exports

Add GNS3ProjectInfoTool to the __all__ list in gns3_client/__init__.py to make it available for import. This ensures the tool is properly exposed as part of the public API for use in copilot agent modules.

gns3server/agent/gns3_copilot/gns3_client/__init__.py

@@ -40,6 +40,7 @@ from .custom_gns3fy import (
     Project,
 )
 from .gns3_topology_reader import GNS3TopologyTool
+from .gns3_project_info import GNS3ProjectInfoTool
 
 # Dynamic version management
 try:
@@ -62,6 +63,7 @@ __all__ = [
     "CONSOLE_TYPES",
     "LINK_TYPES",
     "GNS3TopologyTool",
+    "GNS3ProjectInfoTool",
     "get_gns3_connector",
     "get_gns3_connector_with_llm_config",
     "get_gns3_server_host",