feat(createResponsiveManager): rewrote ifs to switch case

src/shared/lib/helpers/createResponsiveManager/createResponsiveManager.svelte.ts

@@ -146,12 +146,20 @@ export function createResponsiveManager(customBreakpoints?: Partial<Breakpoints>
      */
     const currentBreakpoint = $derived<keyof Breakpoints | 'xs'>(
         (() => {
-            if (isMobile) return 'mobile';
+            switch (true) {
-            if (isTabletPortrait) return 'tabletPortrait';
+                case isMobile:
-            if (isTablet) return 'tablet';
+                    return 'mobile';
-            if (isDesktop) return 'desktop';
+                case isTabletPortrait:
-            if (isDesktopLarge) return 'desktopLarge';
+                    return 'tabletPortrait';
-            return 'xs'; // Fallback for very small screens
+                case isTablet:
+                    return 'tablet';
+                case isDesktop:
+                    return 'desktop';
+                case isDesktopLarge:
+                    return 'desktopLarge';
+                default:
+                    return 'xs'; // Fallback for very small screens
+            }
         })(),
     );