[codex] Add group chat room reset and clone (#756)

* Add group chat room reset and clone

* Clean npm cache before self update

packages/client/src/api/hermes/group-chat.ts

@@ -125,6 +125,14 @@ export async function createRoom(data: {
     })
 }
 
+export async function cloneRoom(roomId: string, data?: { name?: string; inviteCode?: string }): Promise<{ room: RoomInfo; agents: RoomAgent[] }> {
+    return request(`/api/hermes/group-chat/rooms/${roomId}/clone`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(data || {}),
+    })
+}
+
 export async function listRooms(): Promise<{ rooms: RoomInfo[] }> {
     return request('/api/hermes/group-chat/rooms')
 }
@@ -174,6 +182,12 @@ export async function deleteRoom(roomId: string): Promise<void> {
     })
 }
 
+export async function clearRoomContext(roomId: string): Promise<{ success: boolean; room: RoomInfo }> {
+    return request(`/api/hermes/group-chat/rooms/${roomId}/clear-context`, {
+        method: 'POST',
+    })
+}
+
 export async function updateRoomConfig(roomId: string, config: { triggerTokens?: number; maxHistoryTokens?: number; tailMessageCount?: number }): Promise<{ room: RoomInfo }> {
     return request(`/api/hermes/group-chat/rooms/${roomId}/config`, {
         method: 'PUT',