Allow direct access to draft and scheduled posts by slug

blogex/test/blogex/router_test.exs

@@ -70,10 +70,10 @@ defmodule Blogex.RouterTest do
       assert conn.status == 404
     end
 
-    test "returns 404 for draft post" do
+    test "returns 200 for draft post accessed by slug" do
       conn = call(:get, "/draft")
 
-      assert conn.status == 404
+      assert conn.status == 200
     end
   end