Method removeFile

chat/app.js:8844–8850

(index)

        const messages = await chatDB.getSessionMessages(session.id);
        if (this.isSessionDeleted(session.id)) return;
        const messageIndex = messages.findIndex(m => m.id === messageId);

        if (messageIndex === -1) return;

        const message = messages[messageIndex];

        // Update the message content and attachment set as one committed edit.
        message.content = newContent;
        message.files = draftFiles.length > 0 ? draftFiles : null;
        delete message.pendingFileObjects;