add routes to get all albums and artists with sort

+ rewrite load all albums + artist logic with itertools.groupby
+ add a function to convert seconds to string

app/utils/dates.py

@@ -25,3 +25,23 @@ def date_string_to_time_passed(prev_date: str) -> str:
     diff = now - then
     now = pendulum.now()
     return now.subtract(seconds=diff).diff_for_humans()
+
+
+def seconds_to_time_string(seconds):
+    """
+    Converts seconds to a time string. e.g. 1 hour 2 minutes, 1 hour 2 seconds, 1 hour, 1 minute 2 seconds, etc.
+    """
+    hours = seconds // 3600
+    minutes = (seconds % 3600) // 60
+    remaining_seconds = seconds % 60
+
+    if hours > 0:
+        if minutes > 0:
+            return f"{hours} hr{'s' if hours > 1 else ''}, {minutes} minute{'s' if minutes > 1 else ''}"
+
+        return f"{hours} hr{'s' if hours > 1 else ''}"
+
+    if minutes > 0:
+        return f"{minutes} minute{'s' if minutes > 1 else ''}"
+
+    return f"{remaining_seconds} second{'s' if remaining_seconds > 1 else ''}"