guacd:tldr:3b0b9

The command "guacd -f -L ${debug}" is used to start the Guacamole proxy daemon (guacd) with specific options.

Here's the breakdown of the command:

• "guacd" is the executable name for the Guacamole proxy daemon.
• "-f" is an option that tells guacd to run in the foreground instead of daemonizing (running in the background as a system process).
• "-L ${debug}" is another option used for enabling debugging. The "${debug}" is a placeholder that should be replaced with an actual value, such as "true" or "false", depending on whether debugging needs to be enabled or disabled.

In summary, this command starts the Guacamole proxy daemon in the foreground and allows for enabling debugging by providing the appropriate value in place of the "${debug}" placeholder.