refactor(subagent): 重构 SubAgent 编排系统，增强任务队列、重试机制与并发控制

AGENTS.md

@@ -19,6 +19,16 @@ pnpm dev
 
 Runs on `http://localhost:3000` by default.
 
+## Test
+
+```bash
+uv run pytest
+```
+
+Please run the tests after modifying the code to ensure everything works as expected and to prevent regressions.
+
+
+
 ## Dev environment tips
 
 1. When modifying the WebUI, be sure to maintain componentization and clean code. Avoid duplicate code.

astrbot/core/agent/handoff.py

@@ -33,6 +33,10 @@ def __init__(
         # Optional provider override for this subagent. When set, the handoff
         # execution will use this chat provider id instead of the global/default.
         self.provider_id: str | None = None
+        # Human-readable display name shown in orchestration UI/logs.
+        self.agent_display_name: str | None = None
+        # Optional per-subagent max steps override.
+        self.max_steps: int | None = None
         # Note: Must assign after super().__init__() to prevent parent class from overriding this attribute
         self.agent = agent
 
@@ -62,4 +66,4 @@ def default_parameters(self) -> dict:
 
     def default_description(self, agent_name: str | None) -> str:
         agent_name = agent_name or "another"
-        return f"Delegate tasks to {self.name} agent to handle the request."
+        return f"Delegate tasks to {agent_name} agent to handle the request."

astrbot/core/agent/runners/tool_loop_agent_runner.py

@@ -750,6 +750,7 @@ def _append_tool_call_result(tool_call_id: str, content: str) -> None:
                 executor = self.tool_executor.execute(
                     tool=func_tool,
                     run_context=self.run_context,
+                    tool_call_id=func_tool_id,
                     **valid_params,  # 只传递有效的参数
                 )