feat(backend): add office router and agent runtime services

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

backend/app/services/agent_runtime/__init__.py

@@ -0,0 +1,9 @@
+from app.services.agent_runtime.hermes_runtime import HermesRuntimeAdapter, hermes_runtime_adapter
+from app.services.agent_runtime.jarvis_runtime import JarvisRuntimeAdapter, jarvis_runtime_adapter
+
+__all__ = [
+    "HermesRuntimeAdapter",
+    "hermes_runtime_adapter",
+    "JarvisRuntimeAdapter",
+    "jarvis_runtime_adapter",
+]

backend/app/services/agent_runtime/base.py

@@ -0,0 +1,37 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from typing import Any, AsyncGenerator, Protocol
+
+from app.models.conversation import Conversation, Message
+from app.models.user import User
+
+
+RuntimeName = str
+
+
+@dataclass(slots=True)
+class RuntimePreparedContext:
+    user: User
+    conversation: Conversation
+    user_message: Message
+    assistant_message: Message
+    raw_message: str
+    full_message: str
+    file_ids: list[str]
+    model_name: str | None
+    memory_context: str | None
+
+
+class ChatRuntime(Protocol):
+    name: RuntimeName
+
+    async def chat_stream(
+        self,
+        prepared: RuntimePreparedContext,
+    ) -> AsyncGenerator[dict[str, Any], None]: ...
+
+    async def chat_once(
+        self,
+        prepared: RuntimePreparedContext,
+    ) -> tuple[str, str | None]: ...

backend/app/services/agent_runtime/hermes_runtime.py

@@ -0,0 +1,172 @@
+from __future__ import annotations
+
+import asyncio
+import importlib.util
+import sys
+from datetime import UTC, datetime
+from pathlib import Path
+from typing import Any, AsyncGenerator
+
+from app.services.agent_runtime.base import ChatRuntime, RuntimePreparedContext
+from app.services.agent_runtime.hermes_session_manager import hermes_session_manager
+
+
+class HermesRuntimeAdapter(ChatRuntime):
+    name = "hermes"
+
+    def __init__(self) -> None:
+        self._repo_path = Path(__file__).resolve().parents[4] / ".tmp" / "hermes-agent"
+        self._agent_class = None
+
+    def probe(self) -> dict[str, Any]:
+        cli_path = self._repo_path / "cli.py"
+        run_agent_path = self._repo_path / "run_agent.py"
+        return {
+            "repo_path": str(self._repo_path),
+            "repo_exists": self._repo_path.exists(),
+            "cli_exists": cli_path.exists(),
+            "run_agent_exists": run_agent_path.exists(),
+            "supports_single_query": True,
+            "supports_resume": True,
+            "integration_mode": "python_ai_agent_bridge",
+        }
+
+    def _load_agent_class(self):
+        if self._agent_class is not None:
+            return self._agent_class
+
+        run_agent_path = self._repo_path / "run_agent.py"
+        if not run_agent_path.exists():
+            raise RuntimeError(f"Hermes run_agent.py 未找到: {run_agent_path}")
+
+        repo_path = str(self._repo_path)
+        if repo_path not in sys.path:
+            sys.path.insert(0, repo_path)
+
+        spec = importlib.util.spec_from_file_location("jarvis_hermes_run_agent", run_agent_path)
+        if spec is None or spec.loader is None:
+            raise RuntimeError("无法加载 Hermes run_agent 模块")
+
+        module = importlib.util.module_from_spec(spec)
+        spec.loader.exec_module(module)
+        self._agent_class = getattr(module, "AIAgent")
+        return self._agent_class
+
+    def _build_agent(self, prepared: RuntimePreparedContext, session_id: str):
+        agent_class = self._load_agent_class()
+        kwargs: dict[str, Any] = {
+            "session_id": session_id,
+            "platform": "jarvis",
+            "user_id": prepared.user.id,
+            "quiet_mode": True,
+            "persist_session": True,
+            "skip_context_files": True,
+            "max_iterations": 30,
+        }
+        if prepared.model_name:
+            kwargs["model"] = prepared.model_name
+        return agent_class(**kwargs)
+
+    def _build_system_message(self, prepared: RuntimePreparedContext) -> str:
+        parts = [
+            "You are Hermes running inside the Jarvis chat runtime.",
+            "Return normal assistant text for the user. Do not mention internal bridge details unless asked.",
+        ]
+        if prepared.memory_context:
+            parts.append(prepared.memory_context)
+        return "\n\n".join(parts)
+
+    async def chat_stream(
+        self,
+        prepared: RuntimePreparedContext,
+    ) -> AsyncGenerator[dict[str, Any], None]:
+        handle = hermes_session_manager.get_or_create(
+            conversation_id=prepared.conversation.id,
+            user_id=prepared.user.id,
+        )
+        async with handle.lock:
+            yield {
+                "type": "progress",
+                "stage": "planning",
+                "label": "Hermes 正在准备会话",
+                "agent": "hermes",
+                "step": "加载 Hermes runtime",
+                "steps": [
+                    "恢复会话上下文",
+                    "调用 Hermes AIAgent",
+                    "回传流式回复",
+                ],
+            }
+
+            queue: asyncio.Queue[dict[str, Any] | None] = asyncio.Queue()
+            loop = asyncio.get_running_loop()
+            result_box: dict[str, Any] = {"content": None, "error": None, "model": prepared.model_name or "hermes"}
+
+            def stream_callback(delta: str) -> None:
+                loop.call_soon_threadsafe(queue.put_nowait, {"type": "chunk", "content": delta})
+
+            def run_sync() -> None:
+                try:
+                    agent = self._build_agent(prepared, handle.hermes_session_id)
+                    result = agent.run_conversation(
+                        prepared.full_message,
+                        system_message=self._build_system_message(prepared),
+                        stream_callback=stream_callback,
+                    )
+                    result_box["content"] = str(result.get("final_response") or "")
+                    result_box["model"] = getattr(agent, "model", prepared.model_name or "hermes")
+                except Exception as exc:  # pragma: no cover - surfaced through queue
+                    result_box["error"] = f"Hermes 执行失败: {exc}"
+                    loop.call_soon_threadsafe(
+                        queue.put_nowait,
+                        {"type": "error", "error": result_box["error"]},
+                    )
+                finally:
+                    loop.call_soon_threadsafe(queue.put_nowait, None)
+
+            worker = asyncio.create_task(asyncio.to_thread(run_sync))
+            streamed_text = ""
+            while True:
+                event = await queue.get()
+                if event is None:
+                    break
+                if event.get("type") == "chunk":
+                    streamed_text += str(event.get("content", ""))
+                yield event
+
+            await worker
+            handle.last_used_at = datetime.now(UTC)
+            handle.metadata = {
+                "session_id": handle.hermes_session_id,
+                "model": result_box["model"],
+                "last_error": result_box["error"],
+            }
+
+            final_text = result_box["content"] or streamed_text
+            if final_text and final_text != streamed_text:
+                yield {"type": "chunk", "content": final_text}
+
+    async def chat_once(self, prepared: RuntimePreparedContext) -> tuple[str, str | None]:
+        handle = hermes_session_manager.get_or_create(
+            conversation_id=prepared.conversation.id,
+            user_id=prepared.user.id,
+        )
+
+        async with handle.lock:
+            agent = await asyncio.to_thread(self._build_agent, prepared, handle.hermes_session_id)
+            result = await asyncio.to_thread(
+                agent.run_conversation,
+                prepared.full_message,
+                self._build_system_message(prepared),
+            )
+            handle.last_used_at = datetime.now(UTC)
+            resolved_model = getattr(agent, "model", prepared.model_name or "hermes")
+            handle.metadata = {
+                "session_id": handle.hermes_session_id,
+                "model": resolved_model,
+                "last_error": None,
+            }
+            return str(result.get("final_response") or ""), resolved_model
+
+
+hermes_runtime_adapter = HermesRuntimeAdapter()

backend/app/services/agent_runtime/hermes_session_manager.py

@@ -0,0 +1,37 @@
+from __future__ import annotations
+
+import asyncio
+from dataclasses import dataclass, field
+from datetime import UTC, datetime
+from typing import Any
+
+
+@dataclass(slots=True)
+class HermesSessionHandle:
+    conversation_id: str
+    user_id: str
+    hermes_session_id: str
+    last_used_at: datetime = field(default_factory=lambda: datetime.now(UTC))
+    restart_count: int = 0
+    lock: asyncio.Lock = field(default_factory=asyncio.Lock)
+    metadata: dict[str, Any] = field(default_factory=dict)
+
+
+class HermesSessionManager:
+    def __init__(self) -> None:
+        self._sessions: dict[str, HermesSessionHandle] = {}
+
+    def get_or_create(self, *, conversation_id: str, user_id: str) -> HermesSessionHandle:
+        handle = self._sessions.get(conversation_id)
+        if handle is None:
+            handle = HermesSessionHandle(
+                conversation_id=conversation_id,
+                user_id=user_id,
+                hermes_session_id=f"jarvis-{conversation_id}",
+            )
+            self._sessions[conversation_id] = handle
+        handle.last_used_at = datetime.now(UTC)
+        return handle
+
+
+hermes_session_manager = HermesSessionManager()

backend/app/services/agent_runtime/jarvis_runtime.py

@@ -0,0 +1,21 @@
+from __future__ import annotations
+
+from typing import Any, AsyncGenerator
+
+from app.services.agent_runtime.base import ChatRuntime, RuntimePreparedContext
+
+
+class JarvisRuntimeAdapter(ChatRuntime):
+    name = "jarvis"
+
+    async def chat_stream(
+        self,
+        prepared: RuntimePreparedContext,
+    ) -> AsyncGenerator[dict[str, Any], None]:
+        raise NotImplementedError("Jarvis runtime is executed inside AgentService")
+
+    async def chat_once(self, prepared: RuntimePreparedContext) -> tuple[str, str | None]:
+        raise NotImplementedError("Jarvis runtime is executed inside AgentService")
+
+
+jarvis_runtime_adapter = JarvisRuntimeAdapter()

backend/app/services/task_dispatch.py

@@ -0,0 +1,238 @@
+import asyncio
+from datetime import UTC, datetime
+from uuid import uuid4
+
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import async_sessionmaker
+from sqlalchemy.orm import object_session
+from sqlalchemy.orm import selectinload
+
+from app.models.task import (
+    Task,
+    TaskDispatchStatus,
+    TaskHistory,
+    TaskPriority,
+    TaskStatus,
+    TaskSubTask,
+)
+
+
+def _now() -> datetime:
+    return datetime.now(UTC)
+
+
+def _stringify(value: object | None) -> str | None:
+    if value is None:
+        return None
+    return str(value)
+
+
+def append_task_history(
+    task: Task,
+    *,
+    action: str,
+    old_value: object | None = None,
+    new_value: object | None = None,
+) -> None:
+    entry = TaskHistory(
+        task_id=task.id,
+        action=action,
+        old_value=_stringify(old_value),
+        new_value=_stringify(new_value),
+    )
+    session = object_session(task)
+    if session is not None:
+        session.add(entry)
+        return
+    task.history.append(entry)
+
+
+def build_dispatch_payload(task: Task, subtasks: list[TaskSubTask]) -> dict[str, object]:
+    return {
+        "business_task_id": task.id,
+        "title": task.title,
+        "description": task.description,
+        "priority": task.priority.value if isinstance(task.priority, TaskPriority) else str(task.priority),
+        "due_date": task.due_date.isoformat() if task.due_date else None,
+        "conversation_id": task.conversation_id,
+        "user_id": task.user_id,
+        "subtasks": [
+            {
+                "id": item.id,
+                "title": item.title,
+                "description": item.description,
+                "status": item.status.value if isinstance(item.status, TaskStatus) else str(item.status),
+                "assignee_type": item.assignee_type.value if item.assignee_type else None,
+                "assignee_id": item.assignee_id,
+                "dispatch_status": (
+                    item.dispatch_status.value
+                    if isinstance(item.dispatch_status, TaskDispatchStatus)
+                    else str(item.dispatch_status)
+                ),
+                "order_index": item.order_index,
+            }
+            for item in subtasks
+        ],
+    }
+
+
+async def _run_dispatch_flow(
+    task_id: str,
+    run_id: str,
+    *,
+    session_factory,
+    subtask_id: str | None = None,
+) -> None:
+    await asyncio.sleep(0.01)
+
+    async with session_factory() as db:
+        task = await db.get(Task, task_id)
+        if task is None:
+            return
+        target = await db.get(TaskSubTask, subtask_id) if subtask_id else None
+        if subtask_id and target is None:
+            return
+
+        if subtask_id:
+            previous = target.dispatch_status
+            target.dispatch_status = TaskDispatchStatus.RUNNING
+            target.dispatch_run_id = run_id
+            target.completed_at = None
+            task.dispatch_status = TaskDispatchStatus.RUNNING
+            task.dispatch_run_id = run_id
+            task.started_at = task.started_at or _now()
+            task.last_synced_at = _now()
+            append_task_history(
+                task,
+                action="dispatch_status_changed",
+                old_value=f"{subtask_id}:{previous.value}",
+                new_value=f"{subtask_id}:{TaskDispatchStatus.RUNNING.value}",
+            )
+        else:
+            previous = task.dispatch_status
+            task.dispatch_status = TaskDispatchStatus.RUNNING
+            task.dispatch_run_id = run_id
+            task.started_at = task.started_at or _now()
+            task.last_synced_at = _now()
+            task.status = TaskStatus.IN_PROGRESS
+            append_task_history(
+                task,
+                action="dispatch_status_changed",
+                old_value=previous.value,
+                new_value=TaskDispatchStatus.RUNNING.value,
+            )
+        await db.commit()
+
+    await asyncio.sleep(0.01)
+
+    async with session_factory() as db:
+        task = await db.get(Task, task_id)
+        if task is None:
+            return
+        target = await db.get(TaskSubTask, subtask_id) if subtask_id else None
+        if subtask_id and target is None:
+            return
+
+        synced_at = _now()
+        if subtask_id:
+            previous = target.dispatch_status
+            target.dispatch_status = TaskDispatchStatus.COMPLETED
+            target.dispatch_run_id = run_id
+            target.status = TaskStatus.DONE
+            target.completed_at = synced_at
+            task.dispatch_status = TaskDispatchStatus.COMPLETED
+            task.dispatch_run_id = run_id
+            task.result_summary = f"Commander completed subtask {target.title}"
+            task.last_synced_at = synced_at
+            append_task_history(
+                task,
+                action="dispatch_status_changed",
+                old_value=f"{subtask_id}:{previous.value}",
+                new_value=f"{subtask_id}:{TaskDispatchStatus.COMPLETED.value}",
+            )
+        else:
+            previous = task.dispatch_status
+            task.dispatch_status = TaskDispatchStatus.COMPLETED
+            task.dispatch_run_id = run_id
+            task.result_summary = f"Commander completed task {task.title}"
+            task.last_synced_at = synced_at
+            task.status = TaskStatus.DONE
+            task.completed_at = synced_at
+            append_task_history(
+                task,
+                action="dispatch_status_changed",
+                old_value=previous.value,
+                new_value=TaskDispatchStatus.COMPLETED.value,
+            )
+        await db.commit()
+
+
+def schedule_dispatch(task_id: str, run_id: str, *, session_factory, subtask_id: str | None = None) -> None:
+    asyncio.create_task(
+        _run_dispatch_flow(
+            task_id,
+            run_id,
+            session_factory=session_factory,
+            subtask_id=subtask_id,
+        )
+    )
+
+
+async def queue_task_dispatch(
+    task: Task,
+    *,
+    db,
+    subtask: TaskSubTask | None = None,
+) -> tuple[str, dict[str, object]]:
+    subtasks = list(task.subtasks)
+    run_id = uuid4().hex[:12]
+    synced_at = _now()
+
+    if subtask is not None:
+        previous = subtask.dispatch_status
+        subtask.dispatch_status = TaskDispatchStatus.QUEUED
+        subtask.dispatch_run_id = run_id
+        task.dispatch_status = TaskDispatchStatus.QUEUED
+        task.dispatch_run_id = run_id
+        task.result_summary = None
+        task.last_synced_at = synced_at
+        append_task_history(
+            task,
+            action="dispatched_to_commander",
+            old_value=f"{subtask.id}:{previous.value}",
+            new_value=f"{subtask.id}:{TaskDispatchStatus.QUEUED.value}",
+        )
+    else:
+        previous = task.dispatch_status
+        task.dispatch_status = TaskDispatchStatus.QUEUED
+        task.dispatch_run_id = run_id
+        task.result_summary = None
+        task.started_at = None
+        task.last_synced_at = synced_at
+        append_task_history(
+            task,
+            action="dispatched_to_commander",
+            old_value=previous.value,
+            new_value=TaskDispatchStatus.QUEUED.value,
+        )
+
+    await db.commit()
+    await db.refresh(task)
+    payload = build_dispatch_payload(task, subtasks)
+    session_factory = async_sessionmaker(bind=db.bind, expire_on_commit=False)
+    schedule_dispatch(
+        task.id,
+        run_id,
+        session_factory=session_factory,
+        subtask_id=subtask.id if subtask else None,
+    )
+    return run_id, payload
+
+
+async def load_task_with_details(db, *, task_id: str, user_id: str) -> Task | None:
+    result = await db.execute(
+        select(Task)
+        .options(selectinload(Task.subtasks), selectinload(Task.history))
+        .where(Task.id == task_id, Task.user_id == user_id)
+    )
+    return result.scalar_one_or_none()