This can help you set auto height table inside tableview

CustomTableView.swift

import Foundation
import UIKit

public class UITableViewCustom: UITableView {
    public override var intrinsicContentSize: CGSize {
        self.layoutIfNeeded()
        return self.contentSize
    }
    
    public override var contentSize: CGSize {
        didSet{
            self.invalidateIntrinsicContentSize()
        }
    }
    
    public override func reloadData() {
        super.reloadData()
        self.invalidateIntrinsicContentSize()
    }
}