Fix sold-out detection: use stitekDoporucujeme HTML element, not db_neaktivita

db_neaktivita is always null; sold-out is indicated by a visible
'Vyprodáno' label rendered inside the product image wrapper.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/parser.ts

@@ -52,13 +52,14 @@ export function parseMenu(html: string): ParsedMenu {
     if (!raw) return
 
     const data = parseDataAttr(raw)
+    const soldOut = $(el).find(".stitekDoporucujeme").text().trim() === "Vyprodáno"
     const item: MenuItem = {
       id: data.db_id ?? "",
       code: data.db_kod ?? "",
       name: data.db_nazev ?? "",
       description: data.db_popisek ?? "",
       price: parseInt(data.db_cena ?? "0", 10),
-      inactive: data.db_neaktivita !== null && (data.db_neaktivita ?? "").trim() !== "",
+      inactive: soldOut,
     }
 
     if ((data.db_kod ?? "").startsWith("POL")) {