Fix build errors and TypeScript issues

- Install missing UI component dependencies
- Fix unused imports in React components
- Remove version numbers from all import statements
- Fix TypeScript errors in calendar and chart components
- Build now succeeds with production bundle generated

components/ui/carousel.tsx

@@ -3,7 +3,7 @@
 import * as React from "react";
 import useEmblaCarousel, {
   type UseEmblaCarouselType,
-} from "embla-carousel-react@8.6.0";
+} from "embla-carousel-react";
 import { ArrowLeft, ArrowRight } from "lucide-react";
 
 import { cn } from "./utils";