feat: 支持智能体文档附件与轻量读取

- 建立文档上传、异步读取、对象存储、补偿与聊天绑定闭环

- 按智能体 20K 上下文预算选择文档片段并保留稳定引用

- 统一聊天文件卡片、类型图标、草稿恢复与可靠下载

easyflow-ui-admin/app/src/views/ai/agents/composables/useAgentTryoutStream.ts

@@ -1,11 +1,11 @@
 import type { ServerSentEventMessage } from 'fetch-event-stream';
 
 import type {
+  ChatDocumentAttachment,
   ChatImageAttachment,
   ChatTimelineItem as ChatTimelineItemType,
   ChatTimelineMessageItem,
 } from '@easyflow/common-ui';
-import { ChatTimelineBuilder } from '@easyflow/common-ui';
 
 import type {
   AgentInfo,
@@ -15,6 +15,8 @@ import type {
 
 import { ref } from 'vue';
 
+import { ChatTimelineBuilder } from '@easyflow/common-ui';
+
 import { sseClient } from '#/api/request';
 
 import { clearAgentDraftSession } from '../api';
@@ -211,22 +213,17 @@ export function useAgentTryoutStream() {
     }
     if (isEndOfRoundEvent(domain, type)) {
       markRoundCompleted(activeRoundId);
-      return;
-    }
-    if (type === 'ERROR' || domain === 'ERROR') {
-      const message = payload.message ?? payload.error ?? '试运行失败';
-      if (shouldIgnoreStoppedError(message)) {
-        return;
-      }
     }
   }
 
   async function runDraft(payload: {
     agent: AgentInfo;
+    documents?: ChatDocumentAttachment[];
+    documentUploadIds?: string[];
     images?: ChatImageAttachment[];
     imageUploadIds?: string[];
     knowledgeBindings: AgentKnowledgeBinding[];
-    onAccepted?: () => void | Promise<void>;
+    onAccepted?: () => Promise<void> | void;
     prompt: string;
     sessionId?: string;
     toolBindings: AgentToolBinding[];
@@ -235,7 +232,11 @@ export function useAgentTryoutStream() {
     if (!rawRounds) {
       return;
     }
-    activeRoundId = rawRounds.createRound(payload.prompt, payload.images);
+    activeRoundId = rawRounds.createRound(
+      payload.prompt,
+      payload.images,
+      payload.documents,
+    );
     rebuildTimeline();
     loading.value = true;
     userStopped = false;
@@ -244,6 +245,7 @@ export function useAgentTryoutStream() {
       '/api/v1/agent/chat/draft',
       {
         agent: payload.agent,
+        documentUploadIds: payload.documentUploadIds,
         imageUploadIds: payload.imageUploadIds,
         knowledgeBindings: payload.knowledgeBindings,
         prompt: payload.prompt,
@@ -292,10 +294,12 @@ export function useAgentTryoutStream() {
 
   async function sendDraft(payload: {
     agent: AgentInfo;
+    documents?: ChatDocumentAttachment[];
+    documentUploadIds?: string[];
     images?: ChatImageAttachment[];
     imageUploadIds?: string[];
     knowledgeBindings: AgentKnowledgeBinding[];
-    onAccepted?: () => void | Promise<void>;
+    onAccepted?: () => Promise<void> | void;
     prompt: string;
     sessionId?: string;
     toolBindings: AgentToolBinding[];