Add websocket settings endpoint

src/web.py

@@ -24,18 +24,20 @@ def web(settings, patterns):
 
     @app.post("/settings")
     def settings_handler(request):
+        # Keep the POST handler for compatibility or alternative usage if needed
+        # For WebSocket updates, the /ws handler is now primary
         return set_settings(request.body.decode('utf-8'), settings, patterns)
 
-
-    @app.route("/external")
+    @app.route("/ws")
     @with_websocket
     async def ws(request, ws):
-        patterns.select("external")
         while True:
             data = await ws.receive()
-            print(data)
-            for i in range(min(patterns.num_leds, int(len(data)/3))):
-                patterns.set(i, (data[i*3], data[i*3+1], data[i*3+2]))
-            patterns.write()
+            if data:
+                # Process the received data
+                _, status_code = set_settings(data, settings, patterns)
+                await ws.send(status_code)
+            else:
+                break
 
     return app