v1.6.2

Search and add US stocks (NASDAQ, NYSE, AMEX) to your portfolio with domestic/overseas toggle in stock search; correct USD currency display for overseas holdings; real-time pricing from Yahoo Finance

Sell holdings with quantity tracking, purchase date management, and realized profit/loss calculation; portfolio summary now includes total invested, total sold, and realized P&L

Click any column header in the holdings table to sort ascending, descending, or reset; null values always sort last

Smooth slide animation with background blur effect when opening or closing the sidebar

Reorganized 7 stat cards into 2-column semantic groups: Current Holdings (left) and Investment & Trading (right); modernized action icons from emoji to SVG

Extracted shared utility modules (dateUtils, storageHelper, eventColorMap) and reusable SidebarNavItem component to reduce duplication

Fixed task bars disappearing at month boundaries, project folder lines not showing when no tasks exist in current month, and History year dropdown missing deleted items' years