mini_agent/
  pyproject.toml
  README.md
  app/
    cli.py
    config.py
    schemas.py
    messages.py
    prompt_builder.py
    llm_client.py
    query_engine.py
    query_loop.py
    permissions.py
    tool_registry.py
    tool_dispatcher.py
    tool_execution.py
    tools/
      base.py
      file_read.py
      file_write.py
    storage/
      file_state_cache.py
      transcript_store.py
    adapters/
      fake_model.py
    tests/
      test_query_loop.py
      test_tool_dispatcher.py
      test_file_tools.py