feat: Add Zustand for state management and enhance modal handling

- Integrated Zustand for improved state management across components.
- Updated modal components to handle visibility based on active tabs, ensuring better user experience.
- Refactored various components to utilize the new tab store for managing active tab states.
- Enhanced number formatting utility to streamline number and currency display across the application.

Made-with: Cursor

frontend/lib/registry/components/pivot-grid/utils/pivotEngine.ts

@@ -48,7 +48,7 @@ function getFieldValue(
         const weekNum = getWeekNumber(date);
         return `${date.getFullYear()}-W${String(weekNum).padStart(2, "0")}`;
       case "day":
-        return formatDate(date, "YYYY-MM-DD");
+        return formatDate(date);
       default:
         return String(rawValue);
     }