Fix yunomprompt not being enable after ISO install

bin/yunoprompt

@@ -69,7 +69,7 @@ then
 You should now proceed with YunoHost post-installation. This is where you will
 be asked for:
   - the main domain of your server;
-  - the administration password.
+  - the username and password for the first admin
 
 You can perform this step:
   - from your web browser, by accessing: https://yunohost.local/ or ${local_ip}

hooks/conf_regen/01-yunohost

@@ -64,6 +64,10 @@ do_init_regen() {
 
     systemctl enable yunohost-api.service --quiet
     systemctl start yunohost-api.service
+
+    # Enable yunoprompt (in particular for installs from ISO where we want this to show on first boot instead of asking for a login/password)
+    systemctl enable yunoprompt --quiet
+
     # Yunohost-firewall is enabled only during postinstall, not init, not 100% sure why
 
     cp dpkg-origins /etc/dpkg/origins/yunohost