feat: consistent display of included services and prices

src/BusProNet/Model/Pickup.php

@@ -76,10 +76,14 @@ class Pickup
     {
         $label = $this->getLabel();
 
-        if (null === $this->price || 0.0 === $this->price) {
+        if (null === $this->price) {
             return $label;
         }
 
+        if (0.0 === $this->price) {
+            return sprintf('%s (inkl.)', $label);
+        }
+
         if ($this->price < 0) {
             return sprintf('%s (-%s€ Rabatt)', $label, number_format(abs($this->price), 2, ',', '.'));
         }