Replace nancy with kestrel

Geekbot.net/WebApi/Controllers/Commands/CommandDto.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+
+namespace Geekbot.net.WebApi.Controllers.Commands
+{
+    public class CommandDto
+    {
+        public string Name { get; set; }
+        public string Category { get; set; }
+        public string Summary { get; set; }
+        public bool IsAdminCommand { get; set; }
+        public Array Aliases { get; set; }
+        public List<CommandParamDto> Params { get; set; } 
+    }
+}

Geekbot.net/WebApi/Controllers/Commands/CommandParamDto.cs

@@ -0,0 +1,9 @@
+namespace Geekbot.net.WebApi.Controllers.Commands
+{
+    public class CommandParamDto
+    {
+        public string Summary { get; set; }
+        public string Default { get; set; }
+        public string Type { get; set; }
+    }
+}

Geekbot.net/WebApi/Controllers/Commands/HelpController.cs

@@ -0,0 +1,41 @@
+using System.Linq;
+using Discord.Commands;
+using Microsoft.AspNetCore.Cors;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Geekbot.net.WebApi.Controllers.Commands
+{
+    [EnableCors("AllowSpecificOrigin")]
+    public class HelpController : Controller
+    {
+        private readonly CommandService _commands;
+
+        public HelpController(CommandService commands)
+        {
+            _commands = commands;
+        }
+        
+        [Route("/v1/commands")]
+        public IActionResult GetCommands()
+        {
+            var commandList = (from cmd in _commands.Commands
+                let cmdParamsObj = cmd.Parameters.Select(cmdParam => new CommandParamDto
+                    {
+                        Summary = cmdParam.Summary,
+                        Default = cmdParam.DefaultValue?.ToString() ?? null,
+                        Type = cmdParam.Type?.ToString()
+                    })
+                    .ToList()
+                let param = string.Join(", !", cmd.Aliases)
+                select new CommandDto
+                {
+                    Name = cmd.Name,
+                    Summary = cmd.Summary,
+                    IsAdminCommand = (param.Contains("admin")),
+                    Aliases = cmd.Aliases.ToArray(),
+                    Params = cmdParamsObj
+                }).ToList();
+            return Ok(commandList);
+        }
+    }
+}

Geekbot.net/WebApi/Controllers/Status/ApiStatusDto.cs

@@ -0,0 +1,9 @@
+namespace Geekbot.net.WebApi.Controllers.Status
+{
+    public class ApiStatusDto
+    {
+        public string GeekbotVersion { get; set; }
+        public string ApiVersion { get; set; }
+        public string Status { get; set; }
+    }
+}

Geekbot.net/WebApi/Controllers/Status/StatusController.cs

@@ -0,0 +1,22 @@
+using Geekbot.net.Lib;
+using Microsoft.AspNetCore.Cors;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Geekbot.net.WebApi.Controllers.Status
+{
+    [EnableCors("AllowSpecificOrigin")]
+    public class StatusController : Controller
+    {
+        [Route("/")]
+        public IActionResult GetCommands()
+        {
+            var responseBody = new ApiStatusDto
+            {
+                GeekbotVersion = Constants.BotVersion(),
+                ApiVersion = Constants.ApiVersion.ToString(),
+                Status = "Online"
+            };
+            return Ok(responseBody);
+        }
+    }
+}