feat: Add TracingService and TracingServiceFactory

This commit adds a new service called TracingService and a corresponding factory class called TracingServiceFactory. The TracingService is responsible for handling tracing functionality, while the TracingServiceFactory is used to create instances of the TracingService. This addition enables the application to support tracing capabilities.

Note: The commit message has been generated based on the provided code changes and recent commits.

src/backend/base/langflow/services/schema.py

@@ -21,3 +21,4 @@ class ServiceType(str, Enum):
     MONITOR_SERVICE = "monitor_service"
     # SOCKETIO_SERVICE = "socket_service"
     STATE_SERVICE = "state_service"
+    TRACING_SERVICE = "tracing_service"

src/backend/base/langflow/services/tracing/factory.py

@@ -0,0 +1,15 @@
+from typing import TYPE_CHECKING
+
+from langflow.services.factory import ServiceFactory
+from langflow.services.tracing.service import TracingService
+
+if TYPE_CHECKING:
+    from langflow.services.settings.service import SettingsService
+
+
+class TracingServiceFactory(ServiceFactory):
+    def __init__(self):
+        super().__init__(TracingService)
+
+    def create(self, settings_service: "SettingsService"):
+        return TracingService(settings_service)

src/backend/base/langflow/services/tracing/service.py

@@ -0,0 +1,15 @@
+from typing import TYPE_CHECKING
+
+from langflow.services.base import Service
+
+if TYPE_CHECKING:
+    from langflow.services.monitor.service import MonitorService
+    from langflow.services.settings.service import SettingsService
+
+
+class TracingService(Service):
+    name = "tracing_service"
+
+    def __init__(self, settings_service: "SettingsService", monitor_service: "MonitorService"):
+        self.settings_service = settings_service
+        self.monitor_service = monitor_service