fix: lower rate limit to 100 events per second (#1556)

Author: filipecabaco

lib/realtime_web/channels/realtime_channel/presence_handler.ex

@@ -138,7 +138,7 @@ defmodule RealtimeWeb.RealtimeChannel.PresenceHandler do
     |> Phoenix.Presence.group()
   end
 
-  @presence_limit 500
+  @presence_limit 100
   defp limit_presence_event(socket) do
     %{assigns: %{presence_rate_counter: presence_counter, tenant: _tenant_id}} = socket
     {:ok, rate_counter} = RateCounter.get(presence_counter)

mix.exs

@@ -4,7 +4,7 @@ defmodule Realtime.MixProject do
   def project do
     [
       app: :realtime,
-      version: "2.51.12",
+      version: "2.51.13",
       elixir: "~> 1.17.3",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,