feat(auth): add WorkOS and Keycloak SSO providers

apps/web/src/lib/sso-providers.test.ts

@@ -0,0 +1,48 @@
+import { afterEach, describe, expect, it, vi } from 'vitest';
+import { getEnabledSsoProviders, getSsoProvider } from './sso-providers';
+
+describe('sso-providers', () => {
+  afterEach(() => {
+    vi.unstubAllEnvs();
+  });
+
+  it('returns the enabled providers in login button order', () => {
+    vi.stubEnv('NEXT_PUBLIC_WORKOS_ENABLED', 'true');
+    vi.stubEnv('NEXT_PUBLIC_KEYCLOAK_ENABLED', 'true');
+
+    expect(getEnabledSsoProviders()).toEqual([
+      {
+        id: 'workos',
+        buttonLabel: 'Continue with WorkOS',
+        description: 'Enterprise SSO via WorkOS',
+        enabled: true,
+        href: '/auth/provider/workos',
+      },
+      {
+        id: 'keycloak',
+        buttonLabel: 'Continue with Keycloak',
+        description: 'Enterprise SSO via Keycloak',
+        enabled: true,
+        href: '/auth/provider/keycloak',
+      },
+    ]);
+  });
+
+  it('marks disabled providers without exposing them in the enabled list', () => {
+    vi.stubEnv('NEXT_PUBLIC_WORKOS_ENABLED', 'true');
+    vi.stubEnv('NEXT_PUBLIC_KEYCLOAK_ENABLED', 'false');
+
+    expect(getEnabledSsoProviders().map((provider) => provider.id)).toEqual(['workos']);
+    expect(getSsoProvider('keycloak')).toEqual({
+      id: 'keycloak',
+      buttonLabel: 'Continue with Keycloak',
+      description: 'Enterprise SSO via Keycloak',
+      enabled: false,
+      href: '/auth/provider/keycloak',
+    });
+  });
+
+  it('returns null for unknown providers', () => {
+    expect(getSsoProvider('authentik')).toBeNull();
+  });
+});