DataView, OrderList, PickList unstyled demo updates

doc/orderlist/theming/UnstyledDoc.vue

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+<template>
+    <DocSectionText v-bind="$attrs">
+        <p>Theming is implemented with the pass through properties in unstyled mode. Example below demonstrates the built-in Tailwind theme.</p>
+    </DocSectionText>
+    <DocSectionCode :code="code" :service="['ProductService']" embedded />
+</template>
+
+<script>
+import { ProductService } from '@/service/ProductService';
+export default {
+    data() {
+        return {
+            products: null,
+            code: {
+                composition: `
+<template>
+    <div class="card xl:flex xl:justify-center">
+        <OrderList v-model="products" listStyle="height:auto" dataKey="id">
+            <template #header> List of Products </template>
+            <template #item="slotProps">
+                <div class="flex flex-wrap p-2 items-center gap-3">
+                    <img class="w-16 shadow-md shrink-0 rounded" :src="'https://primefaces.org/cdn/primevue/images/product/' + slotProps.item.image" :alt="slotProps.item.name" />
+                    <div class="flex-1 flex flex-col gap-2">
+                        <span class="font-bold">{{ slotProps.item.name }}</span>
+                        <div class="flex items-center gap-2">
+                            <i class="pi pi-tag text-sm"></i>
+                            <span>{{ slotProps.item.category }}</span>
+                        </div>
+                    </div>
+                    <span class="font-bold text-900">$ {{ slotProps.item.price }}</span>
+                </div>
+            </template>
+        </OrderList>
+    </div>
+</template>
+
+<script setup>
+import { ref, onMounted } from 'vue';
+import { ProductService } from '@/service/ProductService'
+
+const products = ref(null);
+
+onMounted(() => {
+    ProductService.getProductsSmall().then((data) => (products.value = data));
+});
+<\/script>`,
+                data: `
+/* ProductService */        
+{
+    id: '1000',
+    code: 'f230fh0g3',
+    name: 'Bamboo Watch',
+    description: 'Product Description',
+    image: 'bamboo-watch.jpg',
+    price: 65,
+    category: 'Accessories',
+    quantity: 24,
+    inventoryStatus: 'INSTOCK',
+    rating: 5
+},
+...`
+            }
+        };
+    },
+    mounted() {
+        ProductService.getProductsSmall().then((data) => (this.products = data));
+    }
+};
+</script>