feat(web): add authenticated app shell

web/design/assets/legal/en/about_us.md

@@ -12,7 +12,7 @@ MeeYao Divination is designed based on traditional oriental culture. Our core go
 
 **Developer:** Ann Lee
 
-**Contact Email:** ann@xunmee.com
+**Contact Email:** feedback@xunmee.com
 
 ---
 

web/design/assets/legal/en/privacy_policy.md

@@ -116,7 +116,7 @@ In accordance with CCPA/CPRA and U.S. local privacy laws, you enjoy the followin
 
 You can submit data requests through the only dedicated contact method:
 
-- **Contact Email**: ann@xunmee.com
+- **Contact Email**: feedback@xunmee.com
 
 I will respond to your legitimate request within 45 days, and properly verify your identity to ensure data security before processing.
 
@@ -152,7 +152,7 @@ This Privacy Policy may be updated irregularly to adapt to platform rules and le
 
 If you have any questions, suggestions or privacy-related complaints about this Privacy Policy, please contact me:
 
-**Developer Email**: ann@xunmee.com
+**Developer Email**: feedback@xunmee.com
 
 If you are a California resident and dissatisfied with the processing result, you can consult the local privacy regulatory authority.
 

web/design/assets/legal/en/terms_of_service.md

@@ -118,4 +118,4 @@ I reserve the right to revise and update these Terms of Service at any time. Mat
 If you have questions, feedback or legal inquiries about these Terms, please contact:
 
 - **Developer**: Individual Independent Developer
-- **Contact Email**: ann@xunmee.com
+- **Contact Email**: feedback@xunmee.com