store: Update imageBuilder API

api/schema/imageBuilder.yaml

@@ -2013,6 +2013,10 @@ components:
             Plaintext passwords are also supported, they will be hashed and stored using the SHA-512 algorithm.
             The password is never returned in the response.
             Empty string can be used to remove the password during update but only with ssh_key set.
+        hasPassword:
+          type: boolean
+          description: |
+            Indicates whether the user has a password set.
     Filesystem:
       type: object
       required:

src/store/service/imageBuilderApi.ts

@@ -654,6 +654,9 @@ export type User = {
     Empty string can be used to remove the password during update but only with ssh_key set.
      */
   password?: string | undefined;
+  /** Indicates whether the user has a password set.
+   */
+  hasPassword?: boolean | undefined;
 };
 export type Services = {
   /** List of services to enable by default */