[management] support custom domains per account (#3726)

management/server/http/api/openapi.yml

@@ -112,6 +112,10 @@ components:
           description: Enables or disables DNS resolution on the routing peers
           type: boolean
           example: true
+        dns_domain:
+          description: Allows to define a custom dns domain for the account
+          type: string
+          example: my-organization.org
         extra:
           $ref: '#/components/schemas/AccountExtraSettings'
       required:

management/server/http/api/types.gen.go

@@ -259,7 +259,9 @@ type AccountRequest struct {
 
 // AccountSettings defines model for AccountSettings.
 type AccountSettings struct {
-	Extra *AccountExtraSettings `json:"extra,omitempty"`
+	// DnsDomain Allows to define a custom dns domain for the account
+	DnsDomain *string               `json:"dns_domain,omitempty"`
+	Extra     *AccountExtraSettings `json:"extra,omitempty"`
 
 	// GroupsPropagationEnabled Allows propagate the new user auto groups to peers that belongs to the user
 	GroupsPropagationEnabled *bool `json:"groups_propagation_enabled,omitempty"`