Trackmate - Expenses

1. Bar Chart (Intact & Improved) • Displays either daily (Sun–Sat) or day numbers (1–31) depending on the selected range (Week, Month, Custom). • Dynamically adjusts height based on transaction values. • Uses light mint green for income and deep red-orange for expenses. • Always shows the last 7 days (or selected custom range), even if data is missing. 2. Transaction View Modes • Toggle between Expenses, Income, and Net using a SegmentedButton. • The chart updates accordingly. 3. Date Range Selector • Switch between: • This Week • This Month • Custom Range (with a showDateRangePicker) 4. Category Spend Summary • Responsive grid layout with: • Category title • Percentage of total spend • Gradient cards based on theme (light or dark) 5. Theming via theme.dart • Respects both dark and light theme styling. • Uses colorScheme throughout for consistent color handling.