dirbaio: add main.go

Change-Id: I042f2afa2bf2788391ae9b8f7c79d18a400c51b6
Reviewed-on: https://go-review.googlesource.com/136019
Reviewed-by: Daniel Martí <mvdan@mvdan.cc>
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gobot Gobot <gobot@golang.org>
diff --git a/dirbaio/main.go b/dirbaio/main.go
new file mode 100644
index 0000000..206a772
--- /dev/null
+++ b/dirbaio/main.go
@@ -0,0 +1,11 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("200 OK")
+}