2chBackAPI/Controllers/TestPosting.cs

using Microsoft.AspNetCore.Mvc;
using System.Text.Json;

namespace NeDvachAPI.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class TestPostingController : ControllerBase
    {
        [HttpPost("{text}", Name = "ReceivePost")]
        public string ReceivePost(string text)
        {
            //DBchat.SendPost(ReceivedPost);
            return text;
        }
    }
}