Add support for all RGB color order permutations (RGB, RBG, GRB, GBR, BRG, BGR)

src/settings.py

@@ -9,8 +9,21 @@ class Settings(dict):
     def __init__(self):
         super().__init__()
         self.load()  # Load settings from file during initialization
-        if self["color_order"] == "rbg": self.color_order = (1, 5, 3)
-        else: self.color_order = (1, 3, 5)
+        self.color_order = self._get_color_order(self.get("color_order", "rgb"))
+    
+    def _get_color_order(self, order):
+        """Convert color order string to tuple of hex string indices.
+        Hex string format: #RRGGBB where indices are 1, 3, 5 (0-indexed).
+        Returns tuple (R_index, G_index, B_index) for hex string parsing."""
+        color_orders = {
+            "rgb": (1, 3, 5),  # Red at 1, Green at 3, Blue at 5
+            "rbg": (1, 5, 3),  # Red at 1, Blue at 5, Green at 3
+            "grb": (3, 1, 5),  # Green at 3, Red at 1, Blue at 5
+            "gbr": (3, 5, 1),  # Green at 3, Blue at 5, Red at 1
+            "brg": (5, 1, 3),  # Blue at 5, Red at 1, Green at 3
+            "bgr": (5, 3, 1),  # Blue at 5, Green at 3, Red at 1
+        }
+        return color_orders.get(order.lower(), (1, 3, 5))  # Default to RGB
 
     def set_defaults(self):
         self["led_pin"] = 10
@@ -84,8 +97,7 @@ class Settings(dict):
                     self.save()
                     machine.reset()
                 elif key == "color_order":
-                    if value == "rbg": self.color_order = (1, 5, 3)
-                    else: self.color_order = (1, 3, 5)
+                    self.color_order = self._get_color_order(value)
                     pass
                 elif key == "id":
                     pass