feat(agent): 移除control_node实例化，新增系统节点命名与人设管理前端

当前阶段只保留regulatory+consciousness两个系统节点，control_node代码保留但不再实例化。
系统节点新增display_name字段支持自定义显示名称，前端新增人设管理Tab支持模板CRUD。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

kilostar/core/postgres_database/postgres.py

@@ -16,6 +16,7 @@ import os
 import asyncio
 
 from kilostar.utils.standalone_proxy import actor_class
+from kilostar.utils.settings import get_settings
 from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
 from sqlalchemy.orm import sessionmaker
 from kilostar.core.postgres_database.model.base import BaseDataModel
@@ -42,6 +43,7 @@ from kilostar.core.postgres_database.model.mcp_server import MCPServerModel
 from kilostar.core.postgres_database.model.tool_config import ToolConfigModel
 from kilostar.core.postgres_database.model.custom_toolset import CustomToolsetModel
 from kilostar.core.postgres_database.model.system_event_log import SystemEventLog
+from kilostar.core.postgres_database.model.persona_template import PersonaTemplate
 
 from .module.individual import IndividualDatabase
 from .module.user import AuthDatabase
@@ -53,6 +55,7 @@ from .module.mcp_server import MCPServerDatabase
 from .module.tool_config import ToolConfigDatabase
 from .module.custom_toolset import CustomToolsetDatabase
 from .module.system_event_log import SystemEventLogDatabase
+from .module.persona_template import PersonaTemplateDatabase
 
 
 @actor_class
@@ -65,13 +68,10 @@ class PostgresDatabase:
     """
 
     def __init__(self):
-        user = os.environ.get("POSTGRES_USER")
-        password = os.environ.get("POSTGRES_PASSWORD")
-        host = os.environ.get("POSTGRES_HOST")
-        port = os.environ.get("POSTGRES_PORT")
-        database = os.environ.get("POSTGRES_DB")
+        _s = get_settings().db
         database_url = (
-            f"postgresql+asyncpg://{user}:{password}@{host}:{port}/{database}"
+            f"postgresql+asyncpg://{_s.postgres_user}:{_s.postgres_password}"
+            f"@{_s.postgres_host}:{_s.postgres_port}/{_s.postgres_db}"
         )
         self.async_engine = create_async_engine(database_url, echo=True)
         self.async_session_maker = sessionmaker(
@@ -88,6 +88,7 @@ class PostgresDatabase:
         self._tool_config_database = ToolConfigDatabase(self.async_session_maker)
         self._custom_toolset_database = CustomToolsetDatabase(self.async_session_maker)
         self._system_event_log_database = SystemEventLogDatabase(self.async_session_maker)
+        self._persona_template_database = PersonaTemplateDatabase(self.async_session_maker)
 
         self.ready_event = asyncio.Event()
 
@@ -182,11 +183,13 @@ class PostgresDatabase:
         provider_title: str,
         model_id: str,
         tools: list[str] = None,
+        custom_system_prompt: str = None,
+        display_name: str = None,
     ):
-        """插入或更新某个系统节点（如 control/consciousness/regulatory）的模型配置。"""
+        """插入或更新某个系统节点（如 consciousness/regulatory）的模型配置。"""
         await self.ready_event.wait()
         return await self._system_node_database.upsert_system_node_config(
-            node_name, provider_title, model_id, tools
+            node_name, provider_title, model_id, tools, custom_system_prompt, display_name
         )
 
     async def get_all_system_node_configs(self):
@@ -410,3 +413,24 @@ class PostgresDatabase:
             limit=limit,
             offset=offset,
         )
+
+    # Persona Template Database Methods
+    async def add_template(self, **kwargs):
+        await self.ready_event.wait()
+        return await self._persona_template_database.add_template(**kwargs)
+
+    async def get_template(self, template_id: str):
+        await self.ready_event.wait()
+        return await self._persona_template_database.get_template(template_id)
+
+    async def list_templates(self, owner_id: str = None, include_builtin: bool = True):
+        await self.ready_event.wait()
+        return await self._persona_template_database.list_templates(owner_id, include_builtin)
+
+    async def update_template(self, template_id: str, **kwargs):
+        await self.ready_event.wait()
+        return await self._persona_template_database.update_template(template_id, **kwargs)
+
+    async def delete_template(self, template_id: str):
+        await self.ready_event.wait()
+        return await self._persona_template_database.delete_template(template_id)