fix main app

app.py

@@ -47,6 +47,7 @@ async def load_resources():
             repo_id="yohannes-07/lstm-blood-demand-predictor", 
             filename="lstm_blood_demand_v1_0.keras",
             revision="main" ,
+            force_download=True,
             cache_dir='/app/.cache'
         )
         model = keras.models.load_model(model_path)
@@ -56,6 +57,7 @@ async def load_resources():
             repo_id="yohannes-07/lstm-blood-demand-predictor", 
             filename="last_sequences.pkl",
             revision="main",
+            force_download=True,
             cache_dir='/app/.cache'
         )
         with open(sequences_path, 'rb') as f:
@@ -66,6 +68,7 @@ async def load_resources():
             repo_id="yohannes-07/lstm-blood-demand-predictor",
             filename="feature_scaler.pkl",
             revision="main",
+            force_download=True,
             cache_dir='/app/.cache'
         )
         with open(feature_scaler_path, 'rb') as f:
@@ -75,6 +78,7 @@ async def load_resources():
             repo_id="yohannes-07/lstm-blood-demand-predictor",
             filename="target_scaler.pkl",
             revision="main",
+            force_download=True,
             cache_dir='/app/.cache'
         )
         with open(target_scaler_path, 'rb') as f:
@@ -115,6 +119,26 @@ def predict_next_n_days(last_sequence: np.ndarray, future_features: List[List[fl
     
     return [int(round(x)) for x in real_predictions]
 
+@app.get("/")
+async def root():
+    """Default endpoint that provides API information"""
+    return {
+        "message": "Blood Demand Prediction API",
+        "endpoints": {
+            "predict_all": {
+                "method": "POST",
+                "path": "/predict_all",
+                "description": "Predict for multiple hospital-blood group pairs"
+            },
+            "predict_single": {
+                "method": "POST",
+                "path": "/predict_single",
+                "description": "Predict for a single hospital-blood group pair"
+            }
+        }
+    }
+
+
 @app.post("/predict_all", response_model=PredictionResponse)
 async def predict_all(request: PredictionRequest):
     """Predict blood demand for all hospital-blood group pairs"""