Fix cache items not expiring and change redirect to a temp one as we can now change the base path

src/Jackett/Indexers/BaseIndexer.cs

@@ -141,7 +141,7 @@ namespace Jackett.Indexers
 
         protected void CleanCache()
         {
-            foreach (var expired in cache.Where(i => i.Created - DateTime.Now > cacheTime).ToList())
+            foreach (var expired in cache.Where(i => DateTime.Now - i.Created > cacheTime).ToList())
             {
                 cache.Remove(expired);
             }

src/Jackett/Utils/WebApiRootRedirectMiddleware.cs

@@ -26,7 +26,7 @@ namespace Jackett.Utils
             if (string.IsNullOrWhiteSpace(url.AbsolutePath) || url.AbsolutePath == "/")
             {
                 // 301 is the status code of permanent redirect
-                context.Response.StatusCode = 301;
+                context.Response.StatusCode = 302;
                 var redir = Startup.BasePath + "Admin/Dashboard";
                 Engine.Logger.Info("redirecting to " + redir);
                 context.Response.Headers.Set("Location", redir);