feat(ledger): add bookkeeping workbench and transaction views

- Add transactions_dirty table and zero-tolerance cleansing action

- Implement bookkeeping workbench (/bookkeeping) with searchable Combobox channel selector and card suffix / account identifier

- Implement transaction ledger (/transactions) with date groupings, multi-currency metrics, and filters

- Update AGENTS.md guidelines for Base UI Select and Combobox bindings

components/nav-secondary.tsx

@@ -1,8 +1,8 @@
-"use client";
+"use client"
 
-import Link from "next/link";
-import { usePathname } from "next/navigation";
-import { type LucideIcon } from "lucide-react";
+import Link from "next/link"
+import { usePathname } from "next/navigation"
+import { type LucideIcon } from "lucide-react"
 
 import {
   SidebarGroup,
@@ -11,13 +11,13 @@ import {
   SidebarMenuButton,
   SidebarMenuItem,
   useSidebar,
-} from "@/components/ui/sidebar";
+} from "@/components/ui/sidebar"
 
 export interface NavSecondaryItem {
-  title: string;
-  url: string;
-  icon: LucideIcon;
-  badge?: React.ReactNode;
+  title: string
+  url: string
+  icon: LucideIcon
+  badge?: React.ReactNode
 }
 
 export function NavSecondary({
@@ -25,23 +25,23 @@ export function NavSecondary({
   className,
   ...props
 }: {
-  items: NavSecondaryItem[];
+  items: NavSecondaryItem[]
 } & React.ComponentProps<typeof SidebarGroup>) {
-  const pathname = usePathname();
-  const { isMobile, setOpenMobile } = useSidebar();
+  const pathname = usePathname()
+  const { isMobile, setOpenMobile } = useSidebar()
 
   const handleNavigation = () => {
     if (isMobile) {
-      setOpenMobile(false);
+      setOpenMobile(false)
     }
-  };
+  }
 
   return (
     <SidebarGroup className={className} {...props}>
       <SidebarGroupContent>
         <SidebarMenu>
           {items.map((item) => {
-            const Icon = item.icon;
+            const Icon = item.icon
             return (
               <SidebarMenuItem key={item.title}>
                 <SidebarMenuButton
@@ -56,10 +56,10 @@ export function NavSecondary({
                   <span>{item.title}</span>
                 </SidebarMenuButton>
               </SidebarMenuItem>
-            );
+            )
           })}
         </SidebarMenu>
       </SidebarGroupContent>
     </SidebarGroup>
-  );
+  )
 }