Update Dockerfile

Dockerfile

@@ -19,7 +19,7 @@ RUN pip install --upgrade pip \
 # Copy only what the app needs (avoid notebooks/datasets/.venv)
 COPY app.py ./app.py
 COPY models ./models
-COPY datasets ./NASA_datasets
+COPY NASA_datasets ./NASA_datasets
 COPY ExoMACModel ./ExoMACModel
 
 # Create non-root user matching Spaces runtime and fix permissions