added local assets for 404 page shenanigans, added pokedex header, and continued to add set icon mappings

src/pages/partials/cards.astro

@@ -49,6 +49,9 @@ const conditionOrder = ["Near Mint", "Lightly Played", "Moderately Played", "Hea
 }
 {pokemon.map((card) => (
     <div class="col">
+        <div class="inventory-button position-relative float-end shadow-filter text-center d-none">
+            <div class="inventory-label pt-2">+/-</div>
+        </div>
         <div hx-get={`/partials/card-modal?productId=${card.productId}`} hx-target="#cardModal" hx-trigger="click" data-bs-toggle="modal" data-bs-target="#cardModal">
             <img src={`/cards/${card.productId}.jpg`} alt={card.productName} loading="lazy" decoding="async" class="img-fluid rounded-3 mb-2 card-image w-100" onerror="this.onerror=null;this.src='/cards/noImage.webp'"/>
         </div>