MAJOR UPDATE ALERT!!!!!

functions/control/main.py

@@ -14,7 +14,10 @@ DEFAULT_STATE = {
         "image_url": "",
         "caption": ""
     },
-    "data_cards": []
+    "data_cards": [],
+    "settings": {
+        "background_url": ""
+    }
 }
 
 MINIO_CLIENT = Minio(
@@ -97,6 +100,12 @@ def main(args):
             current["data_cards"] = [c for c in current.get("data_cards", []) if c["id"] != card_id]
             _write_state(current)
             return {"status": "success"}
+        elif route == "push_settings":
+            bg_url = body.get("background_url", "")
+            current = _read_state()
+            current.setdefault("settings", {})["background_url"] = bg_url
+            _write_state(current)
+            return {"status": "success"}
         elif route == "push_upload_images":
             # Upload multiple images to MinIO; returns their public URLs (no state change)
             images = body.get("images", [])