Move global navigation to a responsive sidebar drawer in AppShell
Replace sidebars in detail pages and Life feed with Tab components
Add mobile topbar with hamburger menu for navigation
Replace tag tabs with a responsive sidebar for filtering
Convert post and comment action buttons to icon-only with tooltips
Standardize engagement buttons into reusable icon and metric components
Add clear button to search input and improve empty state UI
Add split button for reactions and close picker on outside click
Add retry button for paused feed pagination
Support 'like', 'helpful', 'fun', and 'thanks' reactions.
Add API endpoints and database schema for post reactions.
Update UI with reaction picker and summary counts.
Introduce life_post_comments table for nested comment threads
Add API endpoints to create, reply to, and delete comments
Implement frontend UI with engagement counts and collapsible threads