Remove conversation grouping feature

internal/security/rbac.go

@@ -78,9 +78,6 @@ var PermissionCatalog = map[string]string{
 	"attackchain:write":    "Regenerate attack chains",
 	"fofa:execute":         "Run FOFA searches and query parsing",
 	"openapi:read":         "Read OpenAPI aggregation results",
-	"group:read":           "View conversation groups",
-	"group:write":          "Create and update conversation groups",
-	"group:delete":         "Delete conversation groups",
 	"monitor:read":         "View execution monitor",
 	"monitor:write":        "Cancel monitor executions",
 	"monitor:delete":       "Delete monitor executions",

internal/security/rbac_middleware.go

@@ -122,8 +122,6 @@ func permissionForRequest(method, fullPath string) string {
 		return "dashboard:read"
 	case strings.HasPrefix(path, "/conversations"), strings.HasPrefix(path, "/messages"), strings.HasPrefix(path, "/process-details"):
 		return crudPermission(method, "chat")
-	case strings.HasPrefix(path, "/groups"):
-		return crudPermission(method, "group")
 	case strings.HasPrefix(path, "/monitor"):
 		return crudPermission(method, "monitor")
 	case strings.HasPrefix(path, "/notifications"):