update carbon-mini

src/model.ts

@@ -139,10 +139,14 @@ export async function sendMessage(): Promise<void> {
   messageBody.value = "";
 }
 
-export function clearMessageHistory() {
+export function clearMessageHistory(): void {
   messages.clear();
 }
 
+export function deleteMessage(message: Message): void {
+  messages.remove(message);
+}
+
 export function setChannel(): void {
   if (cannotSetChannel.value == true) return;