feat(shopping): Zutaten-Rows mit Abhaken

src/lib/components/ShoppingListRow.svelte

@@ -0,0 +1,57 @@
+<script lang="ts">
+  import type { ShoppingListRow } from '$lib/server/shopping/repository';
+  import { formatQuantity } from '$lib/quantity-format';
+
+  let { row, onToggle }: {
+    row: ShoppingListRow;
+    onToggle: (row: ShoppingListRow, next: boolean) => void;
+  } = $props();
+
+  const qtyStr = $derived(formatQuantity(row.total_quantity));
+  const hasUnit = $derived(!!row.display_unit && row.display_unit.trim().length > 0);
+</script>
+
+<label class="row" class:checked={row.checked}>
+  <input
+    type="checkbox"
+    checked={row.checked === 1}
+    onchange={(e) => onToggle(row, (e.currentTarget as HTMLInputElement).checked)}
+  />
+  <span class="text">
+    <span class="name">
+      {#if qtyStr}
+        <span class="qty">{qtyStr}{hasUnit ? ` ${row.display_unit}` : ''}</span>
+      {/if}
+      {row.display_name}
+    </span>
+    <span class="src">aus {row.from_recipes}</span>
+  </span>
+</label>
+
+<style>
+  .row {
+    display: flex;
+    gap: 0.75rem;
+    align-items: flex-start;
+    padding: 0.75rem;
+    border: 1px solid #e4eae7;
+    border-radius: 10px;
+    background: white;
+    cursor: pointer;
+    min-height: 60px;
+  }
+  .row input {
+    width: 24px;
+    height: 24px;
+    margin-top: 0.1rem;
+    flex-shrink: 0;
+    accent-color: #2b6a3d;
+  }
+  .text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.2rem; }
+  .name { font-size: 1rem; }
+  .qty { font-weight: 600; margin-right: 0.3rem; }
+  .src { color: #888; font-size: 0.82rem; }
+  .row.checked { background: #f6f8f7; }
+  .row.checked .name,
+  .row.checked .qty { text-decoration: line-through; color: #888; }
+</style>