Enhance welcome message with detailed description of the Garden Linux Vulnerability Database

Author: fwilhe

src/main/resources/static/index.html

@@ -110,9 +110,11 @@
 
 
     <div class="container">
-        <h1>Welcome to GLVD</h1>
+        <h1>Welcome to the Garden Linux Vulnerability Database</h1>
         <p>GLVD (Garden Linux Vulnerability Database) is an application for tracking security issues in
             <a href="https://gardenlinux.org" target="_blank">Garden Linux</a>.
+            It combines information from public resources such as <em>NIST National Vulnerability Database (NVD)</em>,
+            the <em>Debian Security Tracker</em> and <em>kernel.org</em> with our own <em>triage</em> information.
         </p>
 
         <p>To learn what GLVD is and what it can do, check out the