feat: config max_search_results for search engine (#192)

* feat: implement UI

* feat: config max_search_results for search engine via api

---------

Co-authored-by: Henry Li <henry1943@163.com>

src/config/__init__.py

@@ -1,7 +1,7 @@
 # Copyright (c) 2025 Bytedance Ltd. and/or its affiliates
 # SPDX-License-Identifier: MIT
 
-from .tools import SEARCH_MAX_RESULTS, SELECTED_SEARCH_ENGINE, SearchEngine
+from .tools import SELECTED_SEARCH_ENGINE, SearchEngine
 from .loader import load_yaml_config
 from .questions import BUILT_IN_QUESTIONS, BUILT_IN_QUESTIONS_ZH_CN
 
@@ -42,7 +42,6 @@ __all__ = [
     # Other configurations
     "TEAM_MEMBERS",
     "TEAM_MEMBER_CONFIGRATIONS",
-    "SEARCH_MAX_RESULTS",
     "SELECTED_SEARCH_ENGINE",
     "SearchEngine",
     "BUILT_IN_QUESTIONS",

src/config/configuration.py

@@ -14,6 +14,7 @@ class Configuration:
 
     max_plan_iterations: int = 1  # Maximum number of plan iterations
     max_step_num: int = 3  # Maximum number of steps in a plan
+    max_search_results: int = 3  # Maximum number of search results
     mcp_settings: dict = None  # MCP settings, including dynamic loaded tools
 
     @classmethod

src/config/tools.py

@@ -17,4 +17,3 @@ class SearchEngine(enum.Enum):
 
 # Tool configuration
 SELECTED_SEARCH_ENGINE = os.getenv("SEARCH_API", SearchEngine.TAVILY.value)
-SEARCH_MAX_RESULTS = 3