Fuz presence button public API

This API provides the current opening status of the hackerspace. This server also posts messages on Matrix to notify when the space opens and closes.

Usage:

/         Shows help
/api      Serves some JSON with lax CORS headers to get the current opening status programatically. The properties are the following:
            * fuzIsOpen: (boolean) reflects if the space is currently open
            * lastSeenAsOpen: (boolean) reflects if the last ping by the ESP was after being pushed (space officially opened)
            * lastSeen: (date) last ESP ping timestamp
            * lastOpened: (date) last space opening timestamp
            * lastClosed: (date) last space closing timestamp
            * processUptime: (duration) API process uptime
/img      Serves an svg image showing if the space is open or closed.
/status   Private endpoint used by the ESP (physical button) to regularly ping/update the opening status.


Source code:        https://github.com/Lomanic/presence-button-web
Source code mirror: https://git.interhacker.space/Lomanic/presence-button-web
Documentation:      https://wiki.fuz.re/doku.php?id=projets:fuz:presence_button