diff --git a/astrbot/builtin_stars/astrbot/process_llm_request.py b/astrbot/builtin_stars/astrbot/process_llm_request.py
index 547b12410..36d7a67ae 100644
--- a/astrbot/builtin_stars/astrbot/process_llm_request.py
+++ b/astrbot/builtin_stars/astrbot/process_llm_request.py
@@ -82,7 +82,8 @@ class ProcessLLMRequest:
             # Encourage the model to delegate to subagents.
             # Use the built-in default router prompt; user overrides are disabled for now.
             router_prompt = (
-                self.ctx.get_config().get("provider_settings", {})
+                self.ctx.get_config()
+                .get("provider_settings", {})
                 .get("subagent_orchestrator", {})
                 .get("router_system_prompt", "")
             ).strip()
diff --git a/astrbot/core/astr_agent_tool_exec.py b/astrbot/core/astr_agent_tool_exec.py
index 83c3512c2..e940bd05b 100644
--- a/astrbot/core/astr_agent_tool_exec.py
+++ b/astrbot/core/astr_agent_tool_exec.py
@@ -77,7 +77,9 @@ class FunctionToolExecutor(BaseFunctionToolExecutor[AstrAgentContext]):
 
         # Use per-subagent provider override if configured; otherwise fall back
         # to the current/default provider resolution.
-        prov_id = getattr(tool, "provider_id", None) or await ctx.get_current_chat_provider_id(umo)
+        prov_id = getattr(
+            tool, "provider_id", None
+        ) or await ctx.get_current_chat_provider_id(umo)
         llm_resp = await ctx.tool_loop_agent(
             event=event,
             chat_provider_id=prov_id,
diff --git a/astrbot/core/config/default.py b/astrbot/core/config/default.py
index e14187a1c..1b9daa3e0 100644
--- a/astrbot/core/config/default.py
+++ b/astrbot/core/config/default.py
@@ -121,7 +121,6 @@ DEFAULT_CONFIG = {
             "shipyard_ttl": 3600,
             "shipyard_max_sessions": 10,
         },
-
         # SubAgent orchestrator mode: the main LLM only delegates tasks to subagents
         # (via transfer_to_{agent} tools). Domain tools are mounted on subagents.
         "subagent_orchestrator": {
diff --git a/astrbot/dashboard/routes/subagent.py b/astrbot/dashboard/routes/subagent.py
index 34b31c9e8..6eb833f9e 100644
--- a/astrbot/dashboard/routes/subagent.py
+++ b/astrbot/dashboard/routes/subagent.py
@@ -41,7 +41,11 @@ class SubAgentRoute(Route):
                 }
 
             # Backward compatibility: older config used `enable`.
-            if isinstance(data, dict) and "main_enable" not in data and "enable" in data:
+            if (
+                isinstance(data, dict)
+                and "main_enable" not in data
+                and "enable" in data
+            ):
                 data["main_enable"] = bool(data.get("enable", False))
 
             # Ensure required keys exist.