Add versioned user settings capability

changelog/unreleased/add-user-setting-capability.md

@@ -0,0 +1,6 @@
+Enhancement: Add user setting capability
+
+We've added a capability to communicate the existance of a user settings service to clients.
+
+https://github.com/owncloud/ocis/pull/2655
+https://github.com/owncloud/web/issues/5926

storage/pkg/command/frontend.go

@@ -272,6 +272,12 @@ func frontendConfigFromStruct(c *cli.Context, cfg *config.Config, filesCfg map[s
 								"user": map[string]interface{}{
 									"send_mail":       true,
 									"profile_picture": false,
+									"settings": []map[string]interface{}{
+										{
+											"enabled": true,
+											"version": "1.0.0",
+										},
+									},
 								},
 								"user_enumeration": map[string]interface{}{
 									"enabled":            true,