Interface Operation tab and screens

Change-Id: If03234c783d6ce16fdd0945987ada83b6285f97f
Issue-ID: SDC-1060
Signed-off-by: Arielk <Ariel.Kenan@amdocs.com>
diff --git a/catalog-ui/src/app/utils/constants.ts b/catalog-ui/src/app/utils/constants.ts
index c860342..9665999 100644
--- a/catalog-ui/src/app/utils/constants.ts
+++ b/catalog-ui/src/app/utils/constants.ts
@@ -235,6 +235,7 @@
     public static WORKSPACE_INFORMATION_ARTIFACTS = 'workspace.information_artifacts';
     public static WORKSPACE_TOSCA_ARTIFACTS = 'workspace.tosca_artifacts';
     public static WORKSPACE_COMPOSITION = 'workspace.composition';
+    public static WORKSPACE_INTERFACE_OPERATION = 'workspace.interface_operation';
     public static WORKSPACE_NETWORK_CALL_FLOW = 'workspace.network_call_flow';
     public static WORKSPACE_MANAGEMENT_WORKFLOW = 'workspace.management_workflow';
     public static WORKSPACE_DEPLOYMENT = 'workspace.deployment';
@@ -318,7 +319,7 @@
     static COMPONENT_TOSCA_ARTIFACTS = "toscaArtifacts";
     static COMPONENT_POLICIES = "policies";
     static COMPONENT_GROUPS = "groups";
-
+    static COMPONENT_INTERFACE_OPERATIONS = "interfaces";
 }
 
 export class SERVICE_FIELDS {