Add function for install ruby

Author: dikakoko

Formula/get_app.rb

@@ -1,11 +1,29 @@
 class GetApp < Formula
-  desc "render a random joke about Chuck Norris"
+  desc "Get app from app store connect"
   homepage "https://github.com/dikako/homebrew-app-store-connect"
   version "1.0.0"
 
-  url "https://github.com/dikako/homebrew-app-store-connect/archive/refs/tags/1.1.zip", :using => :curl
+  url "https://github.com/dikako/homebrew-app-store-connect/archive/refs/tags/1.2.zip", :using => :curl
 
   def install
+    # Install rbenv
+    system "brew", "install", "rbenv"
+
+    # Set up rbenv
+    system "rbenv", "init", "-"
+
+    # Install a specific version of Ruby using rbenv
+    system "rbenv", "install", "3.0.0" # Replace with the desired Ruby version
+
+    # Set the global Ruby version
+    system "rbenv", "global", "3.0.0" # Make sure to use the same Ruby version as above
+
+    # Install a required gem using the system's Ruby
+    system "gem", "install", "bundler"
+
+    # Install dependencies
+    system "bundle", "install"
+
     bin.install "bin/get_app"
   end
 end