fix(backend): handle email not being sent when resending registration instructions

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/web/email/mailer.ex

@@ -4,10 +4,18 @@ defmodule Mobilizon.Web.Email.Mailer do
   """
   use Swoosh.Mailer, otp_app: :mobilizon
   alias Mobilizon.Service.ErrorReporting.Sentry
+  require Logger
 
   @spec send_email(Swoosh.Email.t()) :: {:ok, term} | {:error, term}
   def send_email(email) do
-    Mobilizon.Web.Email.Mailer.deliver(email)
+    Logger.debug(
+      "Mailer options #{inspect(Keyword.drop(Application.get_env(:mobilizon, Mobilizon.Web.Email.Mailer), [:tls_options]))}"
+    )
+
+    Logger.debug("Sending mail, #{inspect(email)}")
+    res = Mobilizon.Web.Email.Mailer.deliver(email)
+    Logger.debug("Return from sending mail #{inspect(res)}")
+    res
   rescue
     error ->
       Sentry.capture_exception(error,