Update Dockerfile

Dockerfile

@@ -15,7 +15,7 @@ RUN pip install maturin
 # Set working directory
 WORKDIR /app
 
-# Copy your project files (app.py, requirements.txt, sample_rust/)
+# Copy your project files (including app.py and requirements.txt)
 COPY . .
 
 # Install Python dependencies
@@ -27,5 +27,8 @@ RUN maturin build --release --manifest-path sample_rust/Cargo.toml
 # Install the generated wheel
 RUN pip install sample_rust/target/wheels/*.whl
 
-# Run your Flask app
+# Expose port Hugging Face uses
+EXPOSE 7860
+
+# Start the Flask app
 CMD ["python3", "app.py"]