Update dependencies

floki 0.37.1 => 0.38.0 (minor)
quokka 2.6.0 => 2.7.0

Includes application of expensive enum check quokka rule

lib/music_library/colors/color_frequency_extractor.ex

@@ -94,11 +94,11 @@ defmodule MusicLibrary.Colors.ColorFrequencyExtractor do
           true
       end)
 
-    if length(pixels) > 0 do
+    if Enum.empty?(pixels) do
+      {:error, "No valid pixels found for color extraction"}
+    else
       colors = analyze_color_histogram(pixels, num_colors)
       {:ok, colors}
-    else
-      {:error, "No valid pixels found for color extraction"}
     end
   end
 

lib/music_library/colors/edge_weighted_extractor.ex

@@ -86,11 +86,11 @@ defmodule MusicLibrary.Colors.EdgeWeightedExtractor do
         brightness < 15 || brightness > 240
       end)
 
-    if length(weighted_pixels) > 0 do
+    if Enum.empty?(weighted_pixels) do
+      {:error, "No valid edge-weighted pixels found"}
+    else
       colors = cluster_weighted_colors(weighted_pixels, num_colors)
       {:ok, colors}
-    else
-      {:error, "No valid edge-weighted pixels found"}
     end
   end