Forum post postmessage

Se agregaron las entidades, forum, post y postMessages Se agrego autoMapper

Tsi1.Api/Tsi1.Api/Controllers/ForumController.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Tsi1.BusinessLayer.Dtos;
+using Tsi1.BusinessLayer.Helpers;
+using Tsi1.BusinessLayer.Interfaces;
+
+namespace Tsi1.Api.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class ForumController : ControllerBase
+    {
+        private readonly IForumService _forumService;
+
+        public ForumController(IForumService forumService)
+        {
+            _forumService = forumService;
+        }
+
+        [Authorize(Roles = UserTypes.Student + ", " + UserTypes.Professor)]
+        [HttpGet("GetForums/{courseId}")]
+        public async Task<IActionResult> GetForums(int courseId)
+        {
+            var result = await _forumService.GetForums(courseId);
+
+            if (result.HasError)
+            {
+                return BadRequest(result.Message);
+            }
+
+            return Ok(result.Data);
+        }
+
+        [Authorize(Roles = UserTypes.Student + ", " + UserTypes.Professor)]
+        [HttpPost("Create")]
+        public async Task<IActionResult> Create(ForumCreateDto newForum)
+        {
+            var result = await _forumService.Create(newForum);
+
+            if (result.HasError)
+            {
+                return BadRequest(result.Message);
+            }
+
+            return Ok();
+        }
+
+        [Authorize(Roles = UserTypes.Student + ", " + UserTypes.Professor)]
+        [HttpDelete("Delete/{forumId}")]
+        public async Task<IActionResult> Delete(int forumId)
+        {
+            var result = await _forumService.Delete(forumId);
+
+            if (result.HasError)
+            {
+                return BadRequest(result.Message);
+            }
+
+            return Ok();
+        }
+    }
+}