version api and re-route other misc apis

src/Api/Controllers/MiscController.cs

@@ -0,0 +1,28 @@
+using System;
+using Microsoft.AspNetCore.Mvc;
+using System.Linq;
+using Bit.Core.Models.Api;
+
+namespace Bit.Api.Controllers
+{
+    public class MiscController : Controller
+    {
+        [HttpGet("~/alive")]
+        public DateTime Get()
+        {
+            return DateTime.UtcNow;
+        }
+
+        [HttpGet("~/claims")]
+        public IActionResult Claims()
+        {
+            return new JsonResult(User?.Claims?.Select(c => new { c.Type, c.Value }));
+        }
+
+        [HttpGet("~/version")]
+        public VersionResponseModel Version()
+        {
+            return new VersionResponseModel();
+        }
+    }
+}