Recognize German Health walk workouts

src/App.php

@@ -974,8 +974,9 @@ final class App
     {
         $normalized = normalize_sport_type_id($name);
 
-        return in_array($normalized, ['walking', 'walk', 'outdoor-walk', 'indoor-walk'], true)
-            || str_contains($normalized, 'walking');
+        return in_array($normalized, ['walking', 'walk', 'outdoor-walk', 'indoor-walk', 'spaziergang'], true)
+            || str_contains($normalized, 'walking')
+            || str_contains($normalized, 'spaziergang');
     }
 
     private function healthSportTypeForWorkout(string $name, array &$settings): array
@@ -1117,7 +1118,7 @@ final class App
             return $points;
         }
 
-        $step = max(1, (int) floor(count($points) / 180));
+        $step = max(1, (int) ceil(count($points) / 180));
         $reduced = [];
         foreach ($points as $index => $point) {
             if ($index % $step === 0) {