title: Shell: read a file and echo it's contents to another file
body: <p>I have a Makefile that is supposed to echo aliases from another file to your local <code>.zshrc</code> file.</p>
  
  <p>I need to read the contents of the file <code>aliases.sh</code>, and echo it's contents to <code>~/.zshrc</code>, how is this possible?</p>