🧠 feat: Thinking Budget, Include Thoughts, and Dynamic Thinking for Gemini 2.5 (#8055)

* feat: support thinking budget parameter for Gemini 2.5 series (#6949, #7542)

https://ai.google.dev/gemini-api/docs/thinking#set-budget

* refactor: update thinking budget minimum value to -1 for dynamic thinking

- see: https://ai.google.dev/gemini-api/docs/thinking#set-budget

* chore: bump @librechat/agents to v2.4.43

* refactor: rename LLMConfigOptions to OpenAIConfigOptions for clarity and consistency

- Updated type definitions and references in initialize.ts, llm.ts, and openai.ts to reflect the new naming convention.
- Ensured that the OpenAI configuration options are consistently used across the relevant files.

* refactor: port Google LLM methods to TypeScript Package

* chore: update @librechat/agents version to 2.4.43 in package-lock.json and package.json

* refactor: update thinking budget description for clarity and adjust placeholder in parameter settings

* refactor: enhance googleSettings default value for thinking budget to support dynamic adjustment

* chore: update @librechat/agents to v2.4.44 for Vertex Dynamic Thinking workaround

* refactor: rename google config function, update `createRun` types, use `reasoning` as `reasoningKey` for Google

* refactor: simplify placeholder handling in DynamicInput component

* refactor: enhance thinking budget description for clarity and allow automatic decision by setting to "-1"

* refactor: update text styling in OptionHover component for improved readability

* chore: update @librechat/agents dependency to v2.4.46 in package.json and package-lock.json

* chore: update @librechat/api version to 1.2.5 in package.json and package-lock.json

* refactor: enhance `clientOptions` handling by filtering `omitTitleOptions`, add `json` field for Google models

---------

Co-authored-by: ciffelia <15273128+ciffelia@users.noreply.github.com>

packages/data-provider/src/parameterSettings.ts

@@ -450,6 +450,37 @@ const google: Record<string, SettingDefinition> = {
     optionType: 'model',
     columnSpan: 2,
   },
+  thinking: {
+    key: 'thinking',
+    label: 'com_endpoint_thinking',
+    labelCode: true,
+    description: 'com_endpoint_google_thinking',
+    descriptionCode: true,
+    type: 'boolean',
+    default: googleSettings.thinking.default,
+    component: 'switch',
+    optionType: 'conversation',
+    showDefault: false,
+    columnSpan: 2,
+  },
+  thinkingBudget: {
+    key: 'thinkingBudget',
+    label: 'com_endpoint_thinking_budget',
+    labelCode: true,
+    description: 'com_endpoint_google_thinking_budget',
+    descriptionCode: true,
+    placeholder: 'com_ui_auto',
+    placeholderCode: true,
+    type: 'number',
+    component: 'input',
+    range: {
+      min: googleSettings.thinkingBudget.min,
+      max: googleSettings.thinkingBudget.max,
+      step: googleSettings.thinkingBudget.step,
+    },
+    optionType: 'conversation',
+    columnSpan: 2,
+  },
 };
 
 const googleConfig: SettingsConfiguration = [
@@ -461,6 +492,8 @@ const googleConfig: SettingsConfiguration = [
   google.topP,
   google.topK,
   librechat.resendFiles,
+  google.thinking,
+  google.thinkingBudget,
 ];
 
 const googleCol1: SettingsConfiguration = [
@@ -476,6 +509,8 @@ const googleCol2: SettingsConfiguration = [
   google.topP,
   google.topK,
   librechat.resendFiles,
+  google.thinking,
+  google.thinkingBudget,
 ];
 
 const openAI: SettingsConfiguration = [