Resolve to index.html for settings page on localhost

Change-Id: I6ecd9aa62eb65c0a5b59114fcf9e760531538916
diff --git a/polygerrit-ui/server.go b/polygerrit-ui/server.go
index faf28ad..305a6b8 100644
--- a/polygerrit-ui/server.go
+++ b/polygerrit-ui/server.go
@@ -289,7 +289,7 @@
 
 // Any path prefixes that should resolve to index.html.
 var (
-	fePaths    = []string{"/q/", "/c/", "/p/", "/x/", "/dashboard/", "/admin/"}
+	fePaths    = []string{"/q/", "/c/", "/p/", "/x/", "/dashboard/", "/admin/", "/settings/"}
 	issueNumRE = regexp.MustCompile(`^\/\d+\/?$`)
 )