Add reminders for error reporting improvements

BackgroundServiceRunner.cs

@@ -87,9 +87,10 @@ namespace BirthdayBot
                     if (exs != null)
                     {
                         Program.Log(LogName, $"{exs.InnerExceptions.Count} exception(s) during background task execution:");
+                        // TODO webhook log
                         foreach (var iex in exs.InnerExceptions)
                         {
-                            Program.Log(LogName, iex.Message);
+                            Program.Log(LogName, iex.ToString());
                         }
                     }
                     else

BirthdayBot.cs

@@ -137,7 +137,9 @@ namespace BirthdayBot
                     try
                     {
                         channel.SendMessageAsync(":x: An unknown error occurred. It has been reported to the bot owner.").Wait();
-                    } catch (HttpException ex2)
+                        // TODO webhook report
+                    }
+                    catch (HttpException)
                     {
                         // Fail silently.
                     }

UserInterface/ListingCommands.cs

@@ -79,6 +79,7 @@ namespace BirthdayBot.UserInterface
             {
                 Program.Log("Listing", ex.ToString());
                 reqChannel.SendMessageAsync(":x: An internal error occurred. It has been reported to the bot owner.").Wait();
+                // TODO webhook report
             }
             finally
             {

UserInterface/UserCommands.cs

@@ -136,6 +136,7 @@ namespace BirthdayBot.UserInterface
             {
                 Program.Log("Error", ex.ToString());
                 reqChannel.SendMessageAsync(":x: An unknown error occurred. The bot owner has been notified.").Wait();
+                // TODO webhook report
                 return;
             }
             if (known)