chore: initial commit for Pretor v0.1.0-alpha

正式发布 Pretor 平台的首个 alpha 版本。本项目旨在构建一个基于分布式架构的多智能体协同工作流水线。

核心功能实现：
1. 建立基于 BaseIndividual 的动态插件加载机制。
2. 实现三类核心 worker_individual 子个体。
3. 集成 Ray 框架支持分布式集群调度。
4. 基于 PostgreSQL 的全量持久化存储方案。
5. 提供完整的 FastAPI 后端与 React 前端交互界面。

pretor/utils/ray_hook.py

@@ -0,0 +1,50 @@
+#  Copyright 2026 zhaoxi826
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+import ray
+from functools import lru_cache
+
+class ActorList:
+    def __init__(self):
+        super().__setattr__('dict', {})
+
+    def __setattr__(self, key, value):
+        self.dict[key] = value
+
+    def __getattr__(self, key):
+        if key in self.dict:
+            return self.dict[key]
+        raise AttributeError(f"ActorList 对象没有属性 '{key}'")
+
+    def __delattr__(self, key):
+        if key in self.dict:
+            del self.dict[key]
+        else:
+            raise AttributeError(f"ActorList对象没有属性 '{key}'")
+
+@lru_cache(maxsize=128)
+def _get_cached_actor_handle(actor_name: str):
+    """缓存接口"""
+    return ray.get_actor(actor_name, namespace="pretor")
+
+def clear_actor_cache():
+    """清理接口"""
+    _get_cached_actor_handle.cache_clear()
+
+def ray_actor_hook(*actor_names: str):
+    actor_list = ActorList()
+    for actor_name in actor_names:
+        handle = _get_cached_actor_handle(actor_name)
+        setattr(actor_list, actor_name, handle)
+    return actor_list
+