server/src/jchat_presence.erl


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-module(jchat_presence).
-export([start_link/0, init/1, handle_call/3, handle_cast/2, handle_info/2]).

-behaviour(gen_server).

start_link() ->
    gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).

init([]) ->
    {ok, #{}}.

handle_call(_Request, _From, State) ->
    {reply, ok, State}.

handle_cast(_Request, State) ->
    {noreply, State}.

handle_info(_Info, State) ->
    {noreply, State}.