feature: 只有最后一条才能重写

pages/search/[id].vue

@@ -69,7 +69,7 @@
                 <div class="space-x-2">
                     <UButton size="xs" color="gray" @click="handleCopyMD(index)" leading-icon="i-heroicons-document-duplicate-20-solid" label="复制" />
                     <UButton size="xs" color="gray" @click="handleShare(index + 1)" leading-icon="i-heroicons-share-20-solid" label="分享" />
-                    <UButton size="xs" color="gray" @click="handleReGenerate(index)" leading-icon="i-heroicons-arrow-path-rounded-square-20-solid" label="重写" />
+                    <UButton v-if="index === data.length - 1" size="xs" color="gray" @click="handleReGenerate(index)" leading-icon="i-heroicons-arrow-path-rounded-square-20-solid" label="重写" />
                 </div>
                 <div class="text-xl flex items-center space-x-1" v-if="item.source && item.source.length > 0">
                     <UIcon name="i-heroicons-link-20-solid" />