feat: 新增数字员工管理页面与工作台首页重构

后端优化 agent 资产种子初始化和常量配置，前端新增数字员工
视图和调度对话框组件，重构个人工作台首页布局和洞察面板，
完善审计页面数字员工详情和运行时模型，优化侧边栏导航和图
标配置，新增工作台摘要和工作台数据模块，补充单元测试。

web/src/components/audit/AuditDigitalEmployeeDetail.vue

@@ -0,0 +1,105 @@
+<template>
+  <section class="json-risk-editor-shell panel digital-worker-detail-shell">
+    <header class="json-risk-editor-head asset-detail-topbar list-toolbar">
+      <div class="json-risk-editor-title asset-detail-topbar-main filter-set">
+        <div class="json-risk-head-copy">
+          <div class="json-risk-head-title-row">
+            <h2>{{ selectedSkill.name }}</h2>
+          </div>
+          <p class="json-risk-head-subtitle">
+            {{ selectedSkill.summary || '后台自动执行的数字员工技能。' }}
+          </p>
+          <div class="json-risk-head-meta">
+            <span>技能编号：{{ selectedSkill.code || '-' }}</span>
+            <span>执行计划：{{ digitalEmployee.scheduleLabel || selectedSkill.scope || '-' }}</span>
+            <span>最近更新：{{ selectedSkill.updatedAt || '-' }}</span>
+          </div>
+        </div>
+      </div>
+    </header>
+
+    <div class="json-risk-editor-body">
+      <section class="json-risk-main-stage">
+        <article class="detail-card panel json-risk-summary-card">
+          <div class="card-head">
+            <div>
+              <h3>基本信息</h3>
+              <p>展示技能编号、维护人、执行计划和当前版本。</p>
+            </div>
+          </div>
+          <div class="json-risk-meta-grid">
+            <div
+              v-for="row in basicRows"
+              :key="row.label"
+              class="json-risk-meta-item"
+            >
+              <span class="json-risk-meta-label">{{ row.label }}</span>
+              <span class="json-risk-meta-value">{{ row.value || '-' }}</span>
+            </div>
+          </div>
+        </article>
+
+        <article class="detail-card panel json-risk-description-card">
+          <div class="card-head">
+            <div>
+              <h3>功能说明</h3>
+              <p>面向管理员查看这个技能解决什么问题。</p>
+            </div>
+          </div>
+          <p class="json-risk-description-text">
+            {{ digitalEmployee.description || selectedSkill.summary || '暂无功能说明。' }}
+          </p>
+        </article>
+
+        <article class="detail-card panel json-risk-flow-card digital-worker-source-card">
+          <div class="card-head">
+            <div>
+              <h3>Skills Markdown 源文件</h3>
+              <p>管理员可直接修改当前技能源文件内容。</p>
+            </div>
+            <button
+              class="mini-btn primary"
+              type="button"
+              :disabled="!canEdit || detailBusy"
+              @click="emit('save-source')"
+            >
+              <i class="mdi mdi-content-save-outline"></i>
+              <span>{{ actionState === 'save-digital-source' ? '保存中...' : '保存' }}</span>
+            </button>
+          </div>
+
+          <textarea
+            v-model="selectedSkill.markdownContent"
+            class="digital-worker-source-editor"
+            :readonly="!canEdit || detailBusy"
+            spellcheck="false"
+            aria-label="Skills Markdown 源文件"
+          ></textarea>
+        </article>
+      </section>
+    </div>
+  </section>
+</template>
+
+<script setup>
+import { computed } from 'vue'
+
+defineOptions({
+  name: 'AuditDigitalEmployeeDetail'
+})
+
+const props = defineProps({
+  selectedSkill: { type: Object, required: true },
+  canEdit: { type: Boolean, default: false },
+  detailBusy: { type: Boolean, default: false },
+  actionState: { type: String, default: '' }
+})
+
+const emit = defineEmits(['save-source'])
+
+const digitalEmployee = computed(() => props.selectedSkill.digitalEmployee || {})
+const basicRows = computed(() => digitalEmployee.value.basicRows || [])
+</script>
+
+<style scoped src="../../assets/styles/views/audit-view.css"></style>
+<style scoped src="../../assets/styles/views/audit-view-part2.css"></style>