feat: 先进智能体功能上线

- 基于 agent-runtime 打造，默认 ReAct agent
- 支持 agent 能力对接，已对接工作流、插件、知识库等 tool 能力
- 全新 agent 编排界面，支持可视化便捷配置 agent
- 全新 agent 聊天界面，支持快捷操作、额外知识库选择等

easyflow-ui-admin/app/src/views/ai/agents/components/AgentCommandBar.vue

@@ -1,19 +1,14 @@
 <script setup lang="ts">
 import type {AgentCapabilityKind} from '../types';
 
-import {onBeforeUnmount, onMounted, ref} from 'vue';
+import {computed, onBeforeUnmount, onMounted, ref} from 'vue';
 
-import {
-  Connection,
-  Files,
-  Loading,
-  Plus,
-  Promotion,
-  Share,
-  VideoPlay,
-} from '@element-plus/icons-vue';
+import {Connection, Files, Loading, Plus, Share, VideoPlay,} from '@element-plus/icons-vue';
 
-defineProps<{
+const props = defineProps<{
+  offlineDisabled?: boolean;
+  offlineLoading?: boolean;
+  offlineVisible?: boolean;
   publishDisabled?: boolean;
   publishLoading?: boolean;
   publishText: string;
@@ -21,8 +16,11 @@ defineProps<{
   tryoutDisabled?: boolean;
 }>();
 
+const isRepublish = computed(() => props.publishText === '重新发布');
+
 const emit = defineEmits<{
   add: [kind: AgentCapabilityKind];
+  offline: [];
   publish: [];
   save: [];
   tryout: [];
@@ -120,13 +118,23 @@ onBeforeUnmount(() => {
       </button>
       <div class="agent-command-bar__divider"></div>
       <button
+        v-if="offlineVisible"
         class="agent-command-bar__button agent-command-bar__button--ghost"
         type="button"
+        :disabled="offlineDisabled || offlineLoading || publishLoading"
+        @click="emit('offline')"
+      >
+        <Loading v-if="offlineLoading" class="is-loading" />
+        <span>下线</span>
+      </button>
+      <button
+        class="agent-command-bar__button agent-command-bar__button--ghost"
+        :class="{ 'agent-command-bar__button--republish': isRepublish }"
+        type="button"
         :disabled="publishDisabled || publishLoading"
         @click="emit('publish')"
       >
         <Loading v-if="publishLoading" class="is-loading" />
-        <Promotion v-else />
         <span>{{ publishText }}</span>
       </button>
     </div>
@@ -280,11 +288,21 @@ onBeforeUnmount(() => {
   color: var(--el-text-color-secondary);
 }
 
+.agent-command-bar__button--republish {
+  color: var(--el-color-warning);
+  background: var(--el-color-warning-light-9);
+}
+
 .agent-command-bar__button:hover:not(:disabled) {
   color: var(--el-text-color-primary);
   background: var(--el-fill-color-light);
 }
 
+.agent-command-bar__button--republish:hover:not(:disabled) {
+  color: var(--el-color-warning);
+  background: var(--el-color-warning-light-8);
+}
+
 .agent-command-bar__button--primary:hover:not(:disabled) {
   color: var(--el-color-primary);
   background: var(--el-color-primary-light-8);