chore: 清理敏感信息，完善工程结构和文档

tests/test_core/test_imports.py

@@ -0,0 +1,50 @@
+"""核心逻辑导入测试"""
+
+import pytest
+
+
+def test_import_neo4j_graph():
+    """测试 Neo4jGraph 类导入"""
+    from graph_memory_tui.core.imports import Neo4jGraph
+    assert Neo4jGraph is not None
+    assert hasattr(Neo4jGraph, 'recall')
+    assert hasattr(Neo4jGraph, 'commit')
+    assert hasattr(Neo4jGraph, 'purge')
+
+
+def test_import_graph_memory_client():
+    """测试 GraphMemoryClient 类导入"""
+    from graph_memory_tui.core.imports import GraphMemoryClient
+    assert GraphMemoryClient is not None
+    assert hasattr(GraphMemoryClient, 'send_message')
+
+
+def test_import_tools():
+    """测试 TOOLS 定义导入"""
+    from graph_memory_tui.core.imports import TOOLS
+    assert TOOLS is not None
+    assert isinstance(TOOLS, list)
+    assert len(TOOLS) > 0
+    assert any(t['function']['name'] == 'memory_recall' for t in TOOLS)
+
+
+def test_import_execute_tool():
+    """测试 execute_tool 函数导入"""
+    from graph_memory_tui.core.imports import execute_tool
+    assert execute_tool is not None
+    assert callable(execute_tool)
+
+
+def test_import_config_vars():
+    """测试配置变量导入"""
+    from graph_memory_tui.core.imports import (
+        DEEPSEEK_API_KEY,
+        DEEPSEEK_BASE_URL,
+        MODEL_NAME,
+        NEO4J_URI,
+        NEO4J_USER,
+        NEO4J_PASSWORD,
+    )
+    assert DEEPSEEK_BASE_URL is not None
+    assert MODEL_NAME is not None
+    assert NEO4J_URI is not None