feat: 添加MinIO文件系统支持并优化外部连接器功能

- 添加MinIO用户文件系统配置选项(BEAVER_MINIO_ROOT_USER等)
- 更新外部连接器配置结构，包括BASE_URL和认证令牌设置
- 改进connector provider支持更多类型(official, feishu_bot等)
- 实现Mistral模型推理模式支持reasoning_effort参数
- 增强外部连接器策略配置和运行时配置管理
- 添加connector bridge事件验证和安全保护机制
- 优化任务路由逻辑，区分simple_chat和new_task场景
- 更新初始技能工具提示配置，分离authoring admin功能

app-instance/frontend/components/chat-workbench/MessageList.tsx

@@ -10,6 +10,14 @@ import { getTaskCardMessageIndexes, hasVisibleChatContent, normalizedMessageText
 import { AgentTeamBlock } from '@/components/chat-workbench/AgentTeamBlock';
 import { MarkdownContent } from '@/components/chat-workbench/MarkdownContent';
 import { ScrollArea } from '@/components/ui/scroll-area';
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog';
 import { pickAppText } from '@/lib/i18n/core';
 import { useAppI18n } from '@/lib/i18n/provider';
 import { containedPreservedLongTextClass } from '@/lib/text-wrapping';
@@ -58,6 +66,8 @@ function MessageBubble({
   const textContent = normalizedMessageText(message.content);
   const [feedbackMode, setFeedbackMode] = React.useState<'accept' | null>(null);
   const [feedbackComment, setFeedbackComment] = React.useState('');
+  const [confirmAbandonOpen, setConfirmAbandonOpen] = React.useState(false);
+  const feedbackTextareaId = message.run_id ? `feedback-note-${message.run_id}` : undefined;
 
   return (
     <div className={`flex gap-3 ${isUser ? 'justify-end' : ''}`}>
@@ -130,7 +140,7 @@ function MessageBubble({
               </div>
               <Link
                 href={`/tasks/${encodeURIComponent(message.task_id)}`}
-                className="inline-flex h-8 items-center gap-1 rounded-md bg-primary px-3 text-xs font-medium text-primary-foreground hover:bg-primary/90"
+                className="inline-flex h-11 items-center gap-1 rounded-md bg-primary px-3 text-xs font-medium text-primary-foreground hover:bg-primary/90"
               >
                 {pickAppText(locale, '查看任务', 'Open task')}
                 <ChevronRight className="h-3.5 w-3.5" />
@@ -157,7 +167,7 @@ function MessageBubble({
                   <button
                     type="button"
                     onClick={() => setFeedbackMode('accept')}
-                    className="inline-flex h-8 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
+                    className="inline-flex h-11 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
                   >
                     <ThumbsUp className="h-3.5 w-3.5" />
                     {pickAppText(locale, '接受', 'Accept')}
@@ -165,15 +175,15 @@ function MessageBubble({
                   <button
                     type="button"
                     onClick={() => onRequestRevision(message.run_id!)}
-                    className="inline-flex h-8 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
+                    className="inline-flex h-11 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
                   >
                     <RefreshCcw className="h-3.5 w-3.5" />
                     {pickAppText(locale, '需要修改', 'Revise')}
                   </button>
                   <button
                     type="button"
-                    onClick={() => onFeedback(message.run_id!, 'abandon')}
-                    className="inline-flex h-8 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
+                    onClick={() => setConfirmAbandonOpen(true)}
+                    className="inline-flex h-11 items-center gap-1 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent hover:text-foreground"
                   >
                     <XCircle className="h-3.5 w-3.5" />
                     {pickAppText(locale, '放弃', 'Abandon')}
@@ -181,7 +191,11 @@ function MessageBubble({
                 </div>
                 {feedbackMode && (
                   <div className="space-y-2 rounded-md border border-border bg-background p-2">
+                    <label htmlFor={feedbackTextareaId} className="sr-only">
+                      {pickAppText(locale, '接受反馈备注', 'Acceptance note')}
+                    </label>
                     <textarea
+                      id={feedbackTextareaId}
                       value={feedbackComment}
                       onChange={(event) => setFeedbackComment(event.target.value)}
                       placeholder={pickAppText(locale, '可选：补充说明...', 'Optional note...')}
@@ -194,14 +208,14 @@ function MessageBubble({
                           setFeedbackMode(null);
                           setFeedbackComment('');
                         }}
-                        className="h-8 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent"
+                        className="h-11 rounded-md border border-border px-3 text-xs text-muted-foreground hover:bg-accent"
                       >
                         {pickAppText(locale, '取消', 'Cancel')}
                       </button>
                       <button
                         type="button"
                         onClick={() => onFeedback(message.run_id!, feedbackMode, feedbackComment.trim() || undefined)}
-                        className="h-8 rounded-md bg-primary px-3 text-xs font-medium text-primary-foreground hover:bg-primary/90"
+                        className="h-11 rounded-md bg-primary px-3 text-xs font-medium text-primary-foreground hover:bg-primary/90"
                       >
                         {pickAppText(locale, '提交', 'Submit')}
                       </button>
@@ -210,6 +224,35 @@ function MessageBubble({
                 )}
               </>
             )}
+            <Dialog open={confirmAbandonOpen} onOpenChange={setConfirmAbandonOpen}>
+              <DialogContent className="max-w-[calc(100vw-2rem)] sm:max-w-md">
+                <DialogHeader>
+                  <DialogTitle>{pickAppText(locale, '放弃当前任务？', 'Abandon this task?')}</DialogTitle>
+                  <DialogDescription>
+                    {pickAppText(locale, '放弃后会停止等待该任务的验收结果，此操作需要明确确认。', 'This stops waiting for this task acceptance result and requires confirmation.')}
+                  </DialogDescription>
+                </DialogHeader>
+                <DialogFooter className="gap-2 sm:gap-2">
+                  <button
+                    type="button"
+                    onClick={() => setConfirmAbandonOpen(false)}
+                    className="h-11 rounded-md border border-border px-4 text-sm text-muted-foreground hover:bg-accent"
+                  >
+                    {pickAppText(locale, '取消', 'Cancel')}
+                  </button>
+                  <button
+                    type="button"
+                    onClick={() => {
+                      setConfirmAbandonOpen(false);
+                      onFeedback(message.run_id!, 'abandon');
+                    }}
+                    className="h-11 rounded-md bg-destructive px-4 text-sm font-medium text-destructive-foreground hover:bg-destructive/90"
+                  >
+                    {pickAppText(locale, '确认放弃', 'Confirm abandon')}
+                  </button>
+                </DialogFooter>
+              </DialogContent>
+            </Dialog>
             {message.feedback_error && (
               <span className="text-xs text-destructive">{message.feedback_error}</span>
             )}
@@ -394,8 +437,8 @@ export function MessageList({
   })();
 
   return (
-    <ScrollArea className="h-full px-8" viewportRef={viewportRef}>
-      <div className="mx-auto max-w-5xl space-y-8 py-10">
+    <ScrollArea className="h-full px-3 sm:px-5 md:px-8" viewportRef={viewportRef}>
+      <div className="mx-auto max-w-5xl space-y-8 py-6 md:py-10">
         {visibleMessages.length === 0 && teamGroups.length === 0 && !isThinking && (
           <div className="flex flex-col items-center justify-center py-20 text-muted-foreground">
             <Bot className="w-12 h-12 mb-4 opacity-50" />