feat: 添加插件名称计算属性，优化未安装插件列表显示逻辑

src/@core/components/PageContentTitle.vue

@@ -0,0 +1,18 @@
+<script setup lang="ts">
+defineProps({
+  // 标题
+  title: String,
+})
+</script>
+<template>
+  <div v-if="title" class="my-3 md:flex md:items-center md:justify-between">
+    <div class="min-w-0 flex-1 mx-0">
+      <h2
+        class="ms-1 truncate text-2xl font-bold leading-7 text-gray-100 sm:overflow-visible sm:text-3xl sm:leading-9 md:mb-0"
+        data-testid="page-header"
+      >
+        <span class="text-moviepilot">{{ title }}</span>
+      </h2>
+    </div>
+  </div>
+</template>