add some graph insights content

Author: seebi

docs/explore-and-author/graph-exploration/.pages

@@ -1,7 +1,7 @@
 nav:
     - Graph Exploration: index.md
     - Building a Customized User Interface: building-a-customized-user-interface
+    - Graph Insights: graph-insights
     - Statement Annotations: statement-annotations
     - Versioning of Graph Changes: versioning-of-graph-changes
-    - Graph Insights: graph-insights
 

docs/explore-and-author/graph-exploration/graph-insights/index.md

@@ -14,6 +14,17 @@ tags:
 
 ...
 
-## Management and Automation
+## Management
 
-...
+In order to manage Graph Insights snapshots, you can use the
+[`graph insights`](../../../automate/cmemc-command-line-interface/command-reference/graph/insights/index.md)
+command group of cmemc.
+With this command group, you can list, create, delete and inspect graph insight snapshots.
+
+## Automation
+
+To automate re-creation of Graph Insights snapshots, you can use the
+[Update Snapshots](../../../build/reference/customtask/cmem_plugin_graph_insights-Update.md)
+task in your workflows.
+This tasks allows for updating snapshots based on the specification of an
+affected graph.