ntly built with version 0.18.0.</p>
<pre><code>sudo apt install closure-compiler
sudo npm install elm@0.18.0 -g
</code></pre><p>now building the ui is easy (in the WaTTS source directory):</p>
<pre><code>make ui_install
</code></pre><h4 id="installing-gitbook">Installing gitbook</h4>
<p>The user documentation is generated using gitbook, which also is not in the debian packages.
Gitbook also uses npm, so please follow the &apos;installing npm&apos; instructions above first.
Instlaling gitbook is then as easy