import { model, Schema, ObjectId } from 'mongoose'; /** * User schema for MongoDB. * @type {module:mongoose.Schema} */ export const sensorHistorySchema = new Schema( { sensor: { type: String, required: true, immutable: true }, value: { type: Number, required: true, immutable: true } }, { timestamps: { createdAt: true, updatedAt: false }, timeseries: { timeField: 'createdAt' } } ); export const DbSensorHistory = model('sensorHistory', sensorHistorySchema); console.log('[MONGODB] sensorHistory schema initialized successfully!');