[Observability] Integrate OpenTelemetry (#17627)

api/configs/app_config.py

@@ -9,6 +9,7 @@ from .enterprise import EnterpriseFeatureConfig
 from .extra import ExtraServiceConfig
 from .feature import FeatureConfig
 from .middleware import MiddlewareConfig
+from .observability import ObservabilityConfig
 from .packaging import PackagingInfo
 from .remote_settings_sources import RemoteSettingsSource, RemoteSettingsSourceConfig, RemoteSettingsSourceName
 from .remote_settings_sources.apollo import ApolloSettingsSource
@@ -59,6 +60,8 @@ class DifyConfig(
     MiddlewareConfig,
     # Extra service configs
     ExtraServiceConfig,
+    # Observability configs
+    ObservabilityConfig,
     # Remote source configs
     RemoteSettingsSourceConfig,
     # Enterprise feature configs