🚀 feat: Add Gemini 2.5 Token/Context Values, Increase Max Possible Output to 64k (#6563)

* feat: Add Gemini 2.5 token values, increase max output param, context window

* 🔧 fix: Update Gemini API model names in .env.example

* 🔧 fix: Add button type attribute to AttachFile component

client/src/components/Chat/Input/Files/AttachFile.tsx

@@ -18,6 +18,7 @@ const AttachFile = ({ disabled }: { disabled?: boolean | null }) => {
         disabled={isUploadDisabled}
         render={
           <button
+            type="button"
             aria-label={localize('com_sidepanel_attach_files')}
             disabled={isUploadDisabled}
             className={cn(