feat: add Data Cards feature with CRUD operations and UI integration

functions/control/main.py

@@ -13,7 +13,8 @@ DEFAULT_STATE = {
         "showing": False,
         "image_url": "",
         "caption": ""
-    }
+    },
+    "data_cards": []
 }
 
 MINIO_CLIENT = Minio(
@@ -73,6 +74,29 @@ def main(args):
             current["image_popup"]["showing"] = False
             _write_state(current)
             return {"status": "success"}
+        elif route == "push_data_card":
+            # Upsert a data card by id
+            card = body.get("card")
+            if not card or not card.get("id"):
+                return {"status": "error", "message": "Missing card or card id"}
+            current = _read_state()
+            cards = current.get("data_cards", [])
+            existing = next((i for i, c in enumerate(cards) if c["id"] == card["id"]), None)
+            if existing is not None:
+                cards[existing] = card
+            else:
+                cards.append(card)
+            current["data_cards"] = cards
+            _write_state(current)
+            return {"status": "success"}
+        elif route == "push_delete_data_card":
+            card_id = body.get("id")
+            if not card_id:
+                return {"status": "error", "message": "Missing card id"}
+            current = _read_state()
+            current["data_cards"] = [c for c in current.get("data_cards", []) if c["id"] != card_id]
+            _write_state(current)
+            return {"status": "success"}
         else:
             return {"status": "error", "message": "Unknown push route"}
     elif route.startswith("pull"):
@@ -83,5 +107,7 @@ def main(args):
             return {"status": "success", "image_popup": current.get("image_popup", {})}
         elif route == "pull_full":
             return {"status": "success", "state": current}
+        elif route == "pull_data_cards":
+            return {"status": "success", "data_cards": current.get("data_cards", [])}
         else:
             return {"status": "error", "message": "Unknown pull route"}