feat: 添加逻辑流相关依赖并更新界面文本

- 在package.json和package-lock.json中添加`@logicflow/core`和`@logicflow/extension`依赖
- 更新`index.vue`中的界面文本，将“作品目录”修改为“工作空间”，并将“配图数量”修改为“每条配图数量”以提升用户体验

src/views/digitalHuman/creation/index.vue

@@ -1,7 +1,7 @@
-<template>
+<template>
 	<div class="creation-page">
 		<div class="panel left" v-loading="treeLoading">
-			<div class="title">作品目录</div>
+			<div class="title">工作空间</div>
 			<div class="tree-wrap">
 				<el-empty v-if="treeNodes.length === 0 && !treeLoading" description="暂无作品数据" />
 				<el-tree
@@ -61,7 +61,7 @@
 					<el-form-item label="6. 生成条数" prop="count" class="span-1"
 						><el-input-number v-model="formData.count" :min="1" :max="20" controls-position="right" class="w100"
 					/></el-form-item>
-					<el-form-item label="7. 配图数量" prop="image_per_post" class="span-1"
+					<el-form-item label="7. 每条配图数量" prop="image_per_post" class="span-1"
 						><el-input-number v-model="formData.image_per_post" :min="1" :max="20" controls-position="right" class="w100"
 					/></el-form-item>
 					<el-form-item label="8. 图片比例" prop="image_ratio" class="span-1"