Update app.py

app.py

@@ -37,6 +37,19 @@ if not ADMIN_TOKEN:
 if not GOOGLE_KEY:
     print("⚠️  WARNING: GOOGLE_KEY not set")
 
+HF_RAW_BASE = "https://huggingface.co/datasets/SalexAI/mztimgs/raw/main/data"
+
+async def fetch_from_hf(tour: str) -> dict | None:
+    url = f"{HF_RAW_BASE}/{tour}.json"
+
+    async with httpx.AsyncClient(timeout=15) as client:
+        r = await client.get(url)
+
+    if r.status_code != 200:
+        return None
+
+    return r.json()
+
 # ==================================================
 # HF DATASET COMMIT SCHEDULER
 # ==================================================
@@ -83,7 +96,23 @@ def require_admin(token: str):
 @app.get("/imageget/{tour}.json")
 async def get_images(tour: str):
     path = tour_path(tour)
-    return load_json(path)
+
+    # 1) If exists locally → return it
+    if path.exists():
+        return load_json(path)
+
+    # 2) Otherwise fetch from HuggingFace
+    data = await fetch_from_hf(tour)
+
+    if data is None:
+        # Not found anywhere → return empty structure
+        return empty_structure()
+
+    # 3) Cache it locally for next time
+    save_json(path, data)
+
+    return data
+
 
 # ==================================================
 # UPLOAD IMAGE