Make stats refresh, and add filter support to stats endpoint

utils.py

@@ -148,6 +148,10 @@ def get_stats_from_topsets(topsets):
                 len(topsets) / workout_count, 1)
             stats.append({"Text": "Average sets per workout",
                          "Value": average_number_sets_per_workout})
+            
+            # Average exercises per workout
+            average_exercises_per_workout = round(exercise_count / workout_count, 1)
+            stats.append({"Text": "Average Exercises Per Workout", "Value": average_exercises_per_workout})
 
             training_duration = last_workout_date - first_workout_date
             if training_duration > timedelta(days=0):
@@ -155,6 +159,10 @@ def get_stats_from_topsets(topsets):
                     workout_count / (training_duration.days / 7), 1)
                 stats.append({"Text": "Average Workouts Per Week",
                               "Value": average_workouts_per_week})
+            
+            # Average sets per exercise
+            average_sets_per_exercise = round(len(topsets) / exercise_count, 1) if exercise_count > 0 else 0
+            stats.append({"Text": "Average Sets Per Exercise", "Value": average_sets_per_exercise})
 
     return stats