put back stubbed meta auth for sideloaded apks

apps/auth/src/openapi.ts

@@ -103,6 +103,15 @@ export const CachedLogin = z.object({
 		.describe('Always false — platform ownership is the credential for a cached login'),
 })
 
+/**
+ * The stubbed Oculus cached login served to sideloaded APKs. Same shape as `CachedLogin`,
+ * but `requirePassword` is true — with no Meta SDK there is nothing to prove platform
+ * ownership with, so the client falls through to username/password.
+ */
+export const FakeCachedLogin = CachedLogin.extend({
+	requirePassword: z.literal(true).describe('Always true — the entry is not platform-backed'),
+})
+
 /** OAuth-shaped error body. Always HTTP 400 except `server_error` (500). */
 export const OAuthError = z.object({
 	error: z.enum(['invalid_grant', 'invalid_request', 'server_error']),