feat: update codex live runtime and restart flow

src/app/main/mainChatPanel/chatUtils.ts

@@ -1003,6 +1003,19 @@ export async function removeChatRuntimeJob(requestId: string) {
   return response.removed;
 }
 
+export async function rollbackChatRuntimeJob(requestId: string, sessionId?: string | null) {
+  const response = await requestChatApi<{ ok: boolean; rolledBack: boolean }>(
+    `/runtime/jobs/${encodeURIComponent(requestId)}/rollback`,
+    {
+      method: 'POST',
+      body: JSON.stringify({
+        sessionId: sessionId?.trim() || undefined,
+      }),
+    },
+  );
+  return response.rolledBack;
+}
+
 export async function uploadChatComposerFile(sessionId: string, file: File) {
   const normalizedSessionId = sessionId.trim();
 
@@ -1028,6 +1041,7 @@ export async function createChatConversationRoom(args: {
   sessionId: string;
   title?: string;
   chatTypeId?: string | null;
+  lastChatTypeId?: string | null;
   contextLabel?: string;
   contextDescription?: string;
   notifyOffline?: boolean;
@@ -1040,6 +1054,7 @@ export async function createChatConversationRoom(args: {
       sessionId: args.sessionId,
       title: args.title ?? '새 대화',
       chatTypeId: args.chatTypeId ?? null,
+      lastChatTypeId: args.lastChatTypeId ?? args.chatTypeId ?? null,
       contextLabel: args.contextLabel ?? null,
       contextDescription: args.contextDescription ?? null,
       notifyOffline,
@@ -1076,6 +1091,7 @@ export async function updateChatConversationRoom(
   payload: {
     title?: string;
     chatTypeId?: string | null;
+    lastChatTypeId?: string | null;
     contextLabel?: string | null;
     contextDescription?: string | null;
     notifyOffline?: boolean;