always show 'Konec'

static_src/timer.js

@@ -62,6 +62,11 @@ const updateTimer = (data, options) => {
         }
     }
 
+    if (minutes === 0 && seconds === 0) {
+        // Let an event listener handle the timer ending.
+        return
+    }
+
     console.info(`Updating timer: ${minutes}:${seconds}, used to be ${timerValues.minutes}:${timerValues.seconds}`)
 
     window.startingTime = {