Add script to generate smaller icons

generate_icons.py

@@ -0,0 +1,21 @@
+#/usr/bin/env python3
+import cv2
+
+original_icons = ["ic_launcher_background.png", 
+                  "ic_launcher_foreground.png", 
+                  "ic_launcher_monochrome.png", 
+                  "ic_launcher.png"]
+
+resolutions = [
+    ["ldpi", 36, cv2.INTER_AREA],
+    ["mdpi", 48, cv2.INTER_AREA],
+    ["hdpi", 72, cv2.INTER_AREA], 
+    ["xhdpi", 216, cv2.INTER_NEAREST],
+    ["xxhdpi", 324, cv2.INTER_NEAREST]]
+
+for res in resolutions:
+    for icon in original_icons:
+        image = cv2.imread(f"res/android/xxxhdpi/{icon}", cv2.IMREAD_UNCHANGED)
+        print(f"* [{res[0]}] {icon}")
+        resize = cv2.resize(image, (res[1], res[1]), interpolation=res[2])
+        cv2.imwrite(f"res/android/{res[0]}/{icon}", resize)