match-vote-nextjs/src/app/models/Activity.js

import mongoose from "mongoose";

const ActivitySchema = new mongoose.Schema(
  {
    title: {
      type: String,
    },
    content: {
      type: String,
    },
    isActive: {
      type: Boolean,
      default: false,
    },
  },
  { timestamps: true }
);

export default mongoose.models.Activity ||
  mongoose.model("Activity", ActivitySchema);