feat: add deep think feature (#311)

* feat: implement backend logic

* feat: implement api/config endpoint

* rename the symbol

* feat: re-implement configuration at client-side

* feat: add client-side of deep thinking

* fix backend bug

* feat: add reasoning block

* docs: update readme

* fix: translate into English

* fix: change icon to lightbulb

* feat: ignore more bad cases

* feat: adjust thinking layout, and implement auto scrolling

* docs: add comments

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

src/config/configuration.py

@@ -23,6 +23,7 @@ class Configuration:
     max_search_results: int = 3  # Maximum number of search results
     mcp_settings: dict = None  # MCP settings, including dynamic loaded tools
     report_style: str = ReportStyle.ACADEMIC.value  # Report style
+    enable_deep_thinking: bool = False  # Whether to enable deep thinking
 
     @classmethod
     def from_runnable_config(