feat: add board list home screen with new board dialog and context menu

src/App.tsx

@@ -1,6 +1,8 @@
 import { useEffect } from "react";
 import { useAppStore } from "@/stores/app-store";
 import { AppShell } from "@/components/layout/AppShell";
+import { BoardList } from "@/components/boards/BoardList";
+import { BoardView } from "@/components/board/BoardView";
 
 export default function App() {
   const initialized = useAppStore((s) => s.initialized);
@@ -23,15 +25,7 @@ export default function App() {
 
   return (
     <AppShell>
-      {view.type === "board-list" ? (
-        <div className="flex h-full items-center justify-center text-pylon-text-secondary">
-          Board List
-        </div>
-      ) : (
-        <div className="flex h-full items-center justify-center text-pylon-text-secondary">
-          Board View
-        </div>
-      )}
+      {view.type === "board-list" ? <BoardList /> : <BoardView />}
     </AppShell>
   );
 }