macOS fixes, trying to fix homebrew icon

scripts/generate-homebrew-formula.sh

@@ -144,6 +144,27 @@ class Gitcomet < Formula
     end
   end
 
+  def post_install
+    return unless OS.mac?
+
+    target_app = libexec/"GitComet.app"
+    return unless target_app.exist?
+
+    apps_dir = Pathname.new(File.expand_path("~/Applications"))
+    apps_dir.mkpath unless apps_dir.exist?
+
+    launcher_link = apps_dir/"GitComet.app"
+    if launcher_link.exist? && !launcher_link.symlink?
+      opoo "Skipping ~/Applications/GitComet.app link because a non-symlink path already exists."
+      return
+    end
+
+    launcher_link.unlink if launcher_link.symlink?
+    launcher_link.make_symlink(target_app)
+  rescue StandardError => e
+    opoo "Failed to link GitComet.app into ~/Applications: #{e}"
+  end
+
   test do
     assert_match "Usage", shell_output("#{bin}/gitcomet --help")
   end