Function uuidv4

frontend/src/store/chatStore.ts:7–13

()

// Helper to generate UUID (you might want to install uuid package)
function uuidv4() {
  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
    const r = Math.random() * 16 | 0;
    const v = c === 'x' ? r : (r & 0x3 | 0x8);
    return v.toString(16);
  });
}

interface ChatState {
  messages: ChatMessage[];