remove：无用配置，整理配置文件

src/maisaka/builtin_tool/__init__.py

@@ -47,7 +47,7 @@ def get_action_tool_specs() -> List[ToolSpec]:
         get_reply_tool_spec(),
         get_view_complex_message_tool_spec(),
         get_query_jargon_tool_spec(),
-        get_query_memory_tool_spec(enabled=bool(global_config.maisaka.enable_memory_query_tool)),
+        get_query_memory_tool_spec(enabled=bool(global_config.memory.enable_memory_query_tool)),
         get_send_emoji_tool_spec(),
     ]
 

src/maisaka/builtin_tool/query_memory.py

@@ -161,7 +161,7 @@ async def handle_tool(
             f"不支持的检索模式：{mode}。可选值：search/time/hybrid/episode/aggregate。",
         )
 
-    default_limit = max(1, int(getattr(global_config.maisaka, "memory_query_default_limit", 5) or 5))
+    default_limit = max(1, global_config.memory.memory_query_default_limit)
     try:
         limit = int(invocation.arguments.get("limit", default_limit) or default_limit)
     except (TypeError, ValueError):

src/maisaka/reasoning_engine.py

@@ -596,7 +596,7 @@ class MaisakaReasoningEngine:
         planner_prefix: str,
     ) -> MessageSequence:
         message_sequence = build_prefixed_message_sequence(message.raw_message, planner_prefix)
-        if global_config.chat.multimodal_planner:
+        if global_config.visual.multimodal_planner:
             await self._hydrate_visual_components(message_sequence.components)
         return message_sequence
 

src/maisaka/runtime.py

@@ -37,6 +37,8 @@ from .tool_provider import MaisakaBuiltinToolProvider
 
 logger = get_logger("maisaka_runtime")
 
+MAX_INTERNAL_ROUNDS = 6
+
 
 class MaisakaHeartFlowChatting:
     """会话级别的 Maisaka 运行时。"""
@@ -78,7 +80,7 @@ class MaisakaHeartFlowChatting:
         self._message_debounce_required = False
         self._last_message_received_at = 0.0
         self._wait_timeout_task: Optional[asyncio.Task[None]] = None
-        self._max_internal_rounds = global_config.maisaka.max_internal_rounds
+        self._max_internal_rounds = MAX_INTERNAL_ROUNDS
         self._max_context_size = max(1, int(global_config.chat.max_context_size))
         self._agent_state: Literal["running", "wait", "stop"] = self._STATE_STOP
         self._wait_until: Optional[float] = None