Fixes the base resource

src/isnd/ApiConfig.cs

@@ -4,7 +4,7 @@ namespace isnd
     {
         public const string BaseApiPath = "/";
         public const string Publish = "put";
-        public const string Base = "index";
+        public const string Base = "index.json";
         public const string Catalog = "catalog";
         public const string Get = "get";
         public const string Search = "search";

src/isnd/Controllers/PackagesController.cs

@@ -93,7 +93,7 @@ namespace isnd.Controllers
 
         }
 
-        const string _pkgRootPrefix = "~" + ApiConfig.BaseApiPath;
+        const string _pkgRootPrefix = "~/" + ApiConfig.BaseApiPath ;
 
 
         [HttpGet(_pkgRootPrefix + ApiConfig.Base)]

src/isnd/Services/PackageManager.cs

@@ -22,7 +22,7 @@ namespace isnd.Services
         {
             this.dbContext = dbContext;
             isndSettings = siteConfigOptionsOptions.Value;
-            extUrl = isndSettings.ExternalUrl ;
+            extUrl = isndSettings.ExternalUrl + "/";
             CurrentCatalogIndex = GetCatalogIndex();
         }