chore: germantax customer project

apps/app/src/auth.config.ts

@@ -0,0 +1,13 @@
+import { credentials } from './auth/providers/credentials'
+import type { AuthProvider } from './auth/providers/_types'
+
+/**
+ * Active auth providers for this app.
+ *
+ * Providers are copied from `src/auth/providers/*.ts.inactive` into the
+ * active set. Each provider's backend handler reads its secrets via
+ * `secrets.getSecret()` (never from `process.env` on the client).
+ */
+export const activeProviders: AuthProvider[] = [credentials]
+
+export const primaryProvider = activeProviders[0]