feat: add reusable mail reference selectors

webui/src/module.ts

@@ -2,6 +2,7 @@ import { createElement, lazy } from "react";
 import type { MailDevMailboxUiCapability, MailProfilesUiCapability, PlatformWebModule } from "@govoplan/core-webui";
 import { MailProfilePolicyEditor, MailProfileScopeManager } from "./features/mail/MailProfileManagement";
 import { validateMailPolicy } from "./features/mail/mailPolicyValidation";
+import { mailCredentialReferenceSelectors } from "./features/mail/mailReferenceProviders";
 import { generatedTranslations } from "./i18n/generatedTranslations";
 import "./styles/mail-profiles.css";
 
@@ -31,7 +32,8 @@ export const mailModule: PlatformWebModule = {
   { path: "/mail", anyOf: mailboxRead, order: 50, render: ({ settings }) => createElement(MailboxPage, { settings }) }],
 
   uiCapabilities: {
-    "mail.profiles": { MailProfileScopeManager, MailProfilePolicyEditor, validateMailPolicy } satisfies MailProfilesUiCapability
+    "mail.profiles": { MailProfileScopeManager, MailProfilePolicyEditor, validateMailPolicy } satisfies MailProfilesUiCapability,
+    "core.credentialReferenceSelectors": mailCredentialReferenceSelectors
   },
   runtimeUiCapabilities: {
     "mail.devMailbox": { enabled: true, label: "i18n:govoplan-mail.development_mock_mailbox.1a379865" } satisfies MailDevMailboxUiCapability