import mongoose from "mongoose"; const entrySchema = new mongoose.Schema( { cardId: { type: mongoose.Schema.Types.ObjectId, required: true, ref: "Card" }, question: { type: String, required: true, trim: true }, answer: { type: String, required: true }, order: { type: Number, default: 0 } }, { timestamps: true } ); export const Entry = mongoose.model("Entry", entrySchema);