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/backend/beaver/services/agent_service.py

@@ -604,6 +604,8 @@ class AgentService:
         if active_task is not None and decision.short_title and not active_task.metadata.get("short_title"):
             active_task.metadata["short_title"] = decision.short_title
             task_service.store.upsert_task(active_task)
+        if active_task is not None and (decision.action == "simple_chat" or decision.starts_new_task):
+            await self._accept_active_task_for_new_topic(active_task)
         if active_task is not None and decision.closes_task:
             task_service.close_task(active_task.task_id, reason=decision.reason)
             return await runner(message, **kwargs)
@@ -636,6 +638,20 @@ class AgentService:
             )
         return await self._run_task_mode(message, runner=runner, kwargs=kwargs, task=task)
 
+    async def _accept_active_task_for_new_topic(self, task: TaskRecord) -> None:
+        """Accept a completed active Task before routing an unrelated new topic."""
+
+        if task.status != "awaiting_acceptance":
+            return
+        run_id = next((item for item in reversed(task.run_ids) if item), None)
+        if not run_id:
+            return
+        await self.submit_acceptance(
+            session_id=task.session_id,
+            run_id=run_id,
+            acceptance_type="accept",
+        )
+
     def _record_revision_acceptance_for_task(
         self,
         loaded: Any,