Unify entities navigation, redesign time clock, and add invoice PDF preview.

Combine clients and businesses under entities, polish the web time clock,
and show live invoice PDF preview with tighter line-item editing.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/components/navigation/sidebar-trigger.tsx

@@ -6,7 +6,7 @@ import { usePathname } from "next/navigation";
 import { Button } from "~/components/ui/button";
 import { Skeleton } from "~/components/ui/skeleton";
 import { useAuthSession } from "~/hooks/use-auth-session";
-import { navigationConfig } from "~/lib/navigation";
+import { navigationConfig, isNavLinkActive } from "~/lib/navigation";
 
 interface SidebarTriggerProps {
   isOpen: boolean;
@@ -68,10 +68,10 @@ export function SidebarTrigger({ isOpen, onToggle }: SidebarTriggerProps) {
                           key={link.href}
                           href={link.href}
                           aria-current={
-                            pathname === link.href ? "page" : undefined
+                            isNavLinkActive(pathname, link.href) ? "page" : undefined
                           }
                           className={`flex items-center gap-3 px-3 py-2.5 text-sm font-medium transition-colors ${
-                            pathname === link.href
+                            isNavLinkActive(pathname, link.href)
                               ? "bg-primary/10 text-primary"
                               : "text-foreground hover:bg-muted"
                           }`}