This update (2.1) transitions Querya to a fully free, local-first app. Key changes from the previously approved version: - All features are now free. In-App Purchases have been removed from both the binary and App Store Connect. - Backend server dependency has been removed. The app works entirely offline with local storage (UserDefaults). No user account is required. - Login/signup UI has been removed. The app assigns a local anonymous UUID for personalization only. - A PrivacyInfo.xcprivacy manifest has been added, declaring: • NSPrivacyAccessedAPICategoryUserDefaults (CA92.1 — app-internal use only) • NSPrivacyCollectedDataTypeOtherUserContent — chat messages and user profile info sent to api.deepseek.com solely for AI response generation. Data is transmitted over HTTPS and not stored by the third party. • NSPrivacyCollectedDataTypeUserID — local anonymous UUID for personalization. - The only third-party network call is to api.deepseek.com (DeepSeek API) for AI-powered question generation and chat responses. - AI-generated content disclaimer is linked in Settings → Legal. - Deployment target lowered to iOS 17.0 for broader compatibility. The app does NOT: - Require sign-in, account creation, or Apple Sign In - Track users or serve ads - Collect health, financial, or location data - Include any IAP or subscription mechanism --- 2. What's New in This Version（版本更新说明） Querya is now completely free and local-first. • All features are free — no subscriptions, no credits, no paywalls. • No account needed. Open the app and start thinking. • New in-app guide to help you get started. • Privacy improvements: Privacy Manifest added, API key secured. • Now supports iOS 17.0 and above. ---