refactor(core): move session conversion logic to core (#19972)

packages/cli/src/nonInteractiveCli.ts

@@ -13,6 +13,7 @@ import type {
 import { isSlashCommand } from './ui/utils/commandUtils.js';
 import type { LoadedSettings } from './config/settings.js';
 import {
+  convertSessionToClientHistory,
   GeminiEventType,
   FatalInputError,
   promptIdContext,
@@ -35,7 +36,6 @@ import type { Content, Part } from '@google/genai';
 import readline from 'node:readline';
 import stripAnsi from 'strip-ansi';
 
-import { convertSessionToHistoryFormats } from './ui/hooks/useSessionBrowser.js';
 import { handleSlashCommand } from './nonInteractiveCliCommands.js';
 import { ConsolePatcher } from './ui/utils/ConsolePatcher.js';
 import { handleAtCommand } from './ui/hooks/atCommandProcessor.js';
@@ -220,9 +220,9 @@ export async function runNonInteractive({
       // Initialize chat.  Resume if resume data is passed.
       if (resumedSessionData) {
         await geminiClient.resumeChat(
-          convertSessionToHistoryFormats(
+          convertSessionToClientHistory(
             resumedSessionData.conversation.messages,
-          ).clientHistory,
+          ),
           resumedSessionData,
         );
       }