init: Added ttymer formula

Formula/ttymer.rb

@@ -0,0 +1,24 @@
+class Ttymer < Formula
+  version "1.0.1"
+  desc "A terminal timer app written in Go"
+  homepage "https://github.com/darwincereska/ttymer"
+  url "https://github.com/darwincereska/ttymer/archive/refs/tags/v#{version}.tar.gz"
+  sha256 ""
+  license "MIT"
+  
+  depends_on "go" => :build
+  
+  def install
+    if OS.mac?
+      system "make", "build-darwin"
+    elsif OS.linux?
+      system "make", "build-linux"
+    end
+    
+    bin.install Dir["bin/ttymer-*"].first => "ttymer"    
+  end
+  
+  test do
+    assert_match version.to_s, shell_output("#{bin}/ttymer --version", 1)
+  end
+end