Tweak kured BUILD

cmd/kured/BUILD.bazel

@@ -26,5 +26,19 @@ go_library(
 go_binary(
     name = "kured",
     embed = [":go_default_library"],
+    goarch = "amd64",
+    goos = "linux",
+    pure = "on",
+    visibility = ["//visibility:public"],
+)
+
+load("@io_bazel_rules_docker//go:image.bzl", "go_image")
+
+go_image(
+    name = "image",
+    embed = [":go_default_library"],
+    goarch = "amd64",
+    goos = "linux",
+    pure = "on",
     visibility = ["//visibility:public"],
 )