Asp.net Core Razor Page URL

I want to implement a SEO friendly URL for my ASP.NET Core Razor Page website.

Currently i have a URL like:

http://www.example.com/Post/{PostId}

but now i want to rewrite my URL like:

http://www.example.com/Post/{PostName} Or http://www.example.com/Post/{PostId}/{PostName}

So please anybody can help me on above...

Post.chtml :

@page "{id}/{postName}"
@using KianHyd.Web.Models.Services
@inject PostServices _PostServices
@{
    var id = int.Parse((string)RouteData.Values["id"]);
    var post = await _PostServices.GetPostById(id);
    ViewData["Title"] = post.Name;
}