Add notifications plugin (notify of song on play event)

plugins/notifications/actions.js

@@ -0,0 +1,18 @@
+const { triggerAction } = require("../utils");
+
+const CHANNEL = "notification";
+const ACTIONS = {
+	NOTIFICATION: "notification",
+};
+
+function notify(info) {
+	triggerAction(CHANNEL, ACTIONS.NOTIFICATION, info);
+}
+
+module.exports = {
+	CHANNEL,
+	ACTIONS,
+	global: {
+		notify,
+	},
+};