feat: add Formula for happy-coder cli

Author: GrocerPublishAgent

Formula/happy-coder.rb

@@ -0,0 +1,18 @@
+class HappyCoder < Formula
+  desc "Happy CLI tool for productive coding"
+  homepage "https://github.com/slopus/happy-cli"
+  url "https://registry.npmjs.org/happy-coder/-/happy-coder-0.7.2.tgz"
+  sha256 "070da15d4375ce49d39370ab8924568c8a62894e27013078035754a8dc575986"
+  license "MIT"
+
+  depends_on "node"
+
+  def install
+    system "npm", "install", *Language::Node.std_npm_install_args(libexec)
+    bin.install_symlink Dir["#{libexec}/bin/*"]
+  end
+
+  test do
+    system "#{bin}/happy", "--version"
+  end
+end