Add Firestore waitlist signup rules and enhance notify functionality

Update page titles in lp.html and lp1.html for consistency

Refactor AI classification handling to always enabled state

Refactor AI classification logic in index.html to remove user toggle

Refine Japanese obligation boundary detection in index.html

Enhance obligation detection in task classification within index.html

Enhance timing detection and obligation handling in index.html

Enhance Japanese task segmentation in index.html and update documentation in index.tsx

Enhance Japanese and English task segmentation logic in index.html

Enhance AI classification logic and improve Japanese run-on handling in index.html

Enhance Japanese run-on splitting logic in index.html for improved phrase coherence

Refactor Japanese run-on splitting logic in index.html for improved handling of medium-length phrases

Update time display in phone UI across multiple sections of lp1.html

Add logout functionality and improve language support in account and auth pages

Implement user data purging functionality and update contact information across multiple HTML files