skopeo 0.1.31 (new formula)

Closes #31889.

Signed-off-by: Dominyk Tiller <dominyktiller@gmail.com>

Formula/skopeo.rb

@@ -0,0 +1,25 @@
+class Skopeo < Formula
+  desc "Work with remote images registries"
+  homepage "https://github.com/projectatomic/skopeo"
+  url "https://github.com/projectatomic/skopeo/archive/v0.1.31.tar.gz"
+  sha256 "f41121044ddca07afa63788302caf3582a653269c9601f7528003693d9807726"
+
+  depends_on "go" => :build
+  depends_on "gpgme"
+
+  def install
+    ENV["GOPATH"] = buildpath
+    (buildpath/"src/github.com/projectatomic/skopeo").install buildpath.children
+    cd "src/github.com/projectatomic/skopeo" do
+      system "make", "binary-local"
+      bin.install "skopeo"
+      prefix.install_metafiles
+    end
+  end
+
+  test do
+    cmd = "#{bin}/skopeo --override-os linux inspect docker://busybox"
+    output = shell_output(cmd)
+    assert_match "docker.io/library/busybox", output
+  end
+end