Update the beginning text

server.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 from flask import Flask, request, redirect, url_for
 from werkzeug.middleware.proxy_fix import ProxyFix
 import os
@@ -29,13 +31,23 @@ Obviously, your name and IPv6 address will be publicly recorded.
 
 <p>You are player: {player}
 
+<h2>Objective</h2>
+The objective of this game is to get your hands dirty with IPv6.
+To play it, you only need an IPv6 connection and a spare /64 IPv6
+network that you can freely configure.
+
 <h2>Register</h2>
 <form action="/" method=post>
 Your name: <input type="text" name="name">
 <input type="submit" value="Submit">
 </form>
-<p>Afterwards <a href="/net">register your network</a>
-and then <a href="/check_addr">make your random ip reachable</a>.
+<p>Afterwards
+<ul>
+  <li><a href="/net">register your network</a>,
+  <li><a href="/check_addr">make a random ip in your network reachable</a>
+  <li>Setup a basic webserver (http)
+  <li>Setup a webserver with https (using <a href="https://has-a.name">has-a.name</a>)
+</ul>
 
 
 <h2>Interested in playing IPv6 games are... </h2>
@@ -43,10 +55,12 @@ and then <a href="/check_addr">make your random ip reachable</a>.
 {player_list}
 </ul>
 
-<h2>Open Source</h2>
+<h2>Open Source @ IPv6Onlyhosting</h2>
 As usual this project is open source and
 you can find the source code on
 <a href="https://code.ungleich.ch/nico/who-plays-ipv6-games">code.ungleich.ch</a>.
+This website is running on the <a href="https://IPv6OnlyHosting.com">IPv6OnlyHosting.com</a> infrastructure.
+
 </body>
 </html>
 """
@@ -319,4 +333,4 @@ def main():
 if __name__ == '__main__':
     if not os.path.isdir(DB_DIR):
         os.mkdir(DB_DIR)
-    app.run(host="::", debug=True)
+    app.run(host="::1", debug=False)