feat(notification): add sound player executable option (#1301)

Pass the path to the player executable as a players array to play-sound so that it will check if the executable exists.

src/config.ts

@@ -270,6 +270,7 @@ const notifications = {
 		channel: envOrString(process.env.SLACK_CHANNEL),
 		token: envOrString(process.env.SLACK_TOKEN)
 	},
+	soundPlayer: envOrString(process.env.SOUND_PLAYER),
 	telegram: {
 		accessToken: envOrString(process.env.TELEGRAM_ACCESS_TOKEN),
 		chatId: envOrArray(process.env.TELEGRAM_CHAT_ID)

src/notification/sound.ts

@@ -6,7 +6,9 @@ import {logger} from '../logger';
 let player: PlaySound;
 
 if (config.notifications.playSound) {
-	player = playerLib();
+	player = config.notifications.soundPlayer
+		? playerLib({players: [config.notifications.soundPlayer]})
+		: playerLib();
 
 	if (player.player === null) {
 		logger.warn("✖ couldn't find sound player");