feature: box icon for containers

internal/config/emoji.go

@@ -8,6 +8,7 @@ var emojis = map[string]string{
 	"backup":      "💾",
 	"reboot":      "⏻",
 	"restart":     "⏻",
+	"box":         "📦",
 	"ashtonished": "😲",
 	"clock":       "🕒",
 }