🔍 feat: Web Search via OpenAI Responses API (#8186)

* 🔍 feat: Introduce Web Search Functionality for OpenAI API

- Added a new web_search parameter to enable web search capabilities in the OpenAI configuration.
- Updated the DynamicSlider component for improved styling.
- Enhanced the useSetIndexOptions hook to auto-enable the Responses API when web search is activated.
- Modified relevant schemas, types, and translation files to support the new web search feature.

* chore: remove comments

* refactor: tool handling in initializeAgent for better clarity and functionality and reflection of openai features

---------

Co-authored-by: Danny Avila <danny@librechat.ai>

client/src/components/SidePanel/Parameters/DynamicSlider.tsx

@@ -197,7 +197,7 @@ function DynamicSlider({
                   defaultTextProps,
                   cn(
                     optionText,
-                    'reset-rc-number-input reset-rc-number-input-text-right h-auto w-12 border-0 py-1 text-xs group-hover/temp:border-gray-200',
+                    'reset-rc-number-input h-auto w-14 border-0 py-1 pl-1 text-center text-xs group-hover/temp:border-gray-200',
                   ),
                 )}
               />