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。

tests/adapter/model_adapter/agent_factory_test.py

@@ -0,0 +1,55 @@
+import pytest
+from unittest.mock import MagicMock, patch
+from pretor.adapter.model_adapter.agent_factory import AgentFactory
+from pretor.utils.error import ModelNotExistError
+
+
+def test_create_agent_success_real():
+    mock_provider = MagicMock()
+    mock_provider.provider_type = "openai"
+    mock_provider.provider_models = ["gpt-4"]
+    mock_provider.provider_apikey = "key"
+    mock_provider.provider_url = "url"
+
+    with patch("pretor.adapter.model_adapter.agent_factory.Agent") as mock_agent_cls:
+        with patch("pretor.adapter.model_adapter.agent_factory.OpenAIChatModel") as mock_model_cls:
+            with patch("pretor.adapter.model_adapter.agent_factory.OpenAIProvider") as mock_provider_cls:
+                factory = AgentFactory()
+                agent = factory.create_agent(
+                    provider=mock_provider,
+                    model_id="gpt-4",
+                    output_type=str,
+                    system_prompt="You are an AI",
+                    deps_type=dict,
+                    agent_name="myagent"
+                )
+                mock_provider_cls.assert_called_once_with(api_key="key", base_url="url")
+                mock_model_cls.assert_called_once_with("gpt-4", provider=mock_provider_cls.return_value)
+                mock_agent_cls.assert_called_once_with(
+                    model=mock_model_cls.return_value,
+                    name="myagent",
+                    system_prompt="You are an AI",
+                    output_type=str,
+                        deps_type=dict,
+                        tools=None
+                )
+                assert agent == mock_agent_cls.return_value
+
+
+def test_create_agent_model_not_exist():
+    factory = AgentFactory()
+    mock_provider = MagicMock()
+    mock_provider.provider_models = ["gpt-3"]
+
+    with pytest.raises(ModelNotExistError):
+        factory.create_agent(mock_provider, "gpt-4", str, "prompt", dict, "agent")
+
+
+def test_create_agent_invalid_provider_type():
+    factory = AgentFactory()
+    mock_provider = MagicMock()
+    mock_provider.provider_type = "unknown"
+    mock_provider.provider_models = ["gpt-4"]
+
+    with pytest.raises(ValueError, match="不支持的协议类型: unknown"):
+        factory.create_agent(mock_provider, "gpt-4", str, "prompt", dict, "agent")