feat(tui): display books as a table

src/main.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+
+from pathlib import Path
+
+from bookstore.inventory import Inventory
+from ui import tui
+
+
+def main() -> None:
+    db_path = Path("db.sqlite3")
+    inventory = Inventory(db_path)
+    tui.render(inventory)
+
+
+if __name__ == "__main__":
+    main()