chore(web): Add dialog when no auth provider is configured (#744)

Author: brendan-kellam

CHANGELOG.md

@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+- Added dialog when no authentication provider is configured. [#744](https://github.com/sourcebot-dev/sourcebot/pull/744)
+
 ## [4.10.11] - 2026-01-16
 
 ### Fixed

packages/web/src/app/components/authMethodSelector.tsx

@@ -9,6 +9,7 @@ import { DividerSet } from "@/app/components/dividerSet";
 import { ProviderButton } from "@/app/components/providerButton";
 import { AuthSecurityNotice } from "@/app/components/authSecurityNotice";
 import type { IdentityProviderMetadata } from "@/lib/identityProviders";
+import Link from "next/link";
 
 interface AuthMethodSelectorProps {
     providers: IdentityProviderMetadata[];
@@ -44,6 +45,15 @@ export const AuthMethodSelector = ({
     const hasCredentials = providers.some(p => p.purpose === "sso" && p.id === "credentials");
     const hasMagicLink = providers.some(p => p.purpose === "sso" && p.id === "nodemailer");
 
+    if (oauthProviders.length === 0 && !hasCredentials && !hasMagicLink) {
+        return (
+            <div className="flex flex-col items-center justify-center w-full gap-2">
+                <p className="text-center font-medium">No authentication methods available. Please contact your administrator to configure authentication.</p>
+                <Link href="https://docs.sourcebot.dev/docs/configuration/auth/overview" target="_blank" rel="noopener" className="text-link hover:underline">Learn more</Link>
+            </div>
+        )
+    }
+
     return (
         <>
             <AuthSecurityNotice closable={securityNoticeClosable} />