cmd: add usage and desc to wtclient session

Update wtclient.go

Author: gap-editor

cmd/commands/wtclient.go

@@ -377,13 +377,17 @@ func policy(ctx *cli.Context) error {
 
 var sessionCommands = cli.Command{
 	Name: "session",
+	Usage: "Manage watchtower client sessions.",
+	Description: "Manage sessions with the watchtower client, including terminating sessions.",
 	Subcommands: []cli.Command{
 		terminateSessionCommand,
 	},
 }
 
 var terminateSessionCommand = cli.Command{
 	Name:      "terminate",
+	Usage:     "Terminate a watchtower client session.",
+	Description: "Terminate an active session with the watchtower client by ID.",
 	ArgsUsage: "id",
 	Action:    actionDecorator(terminateSession),
 }