Update docker file

Author: Gavesh99324

Dockerfile

@@ -2,8 +2,12 @@ FROM python:3.8.5-slim-buster
 
 WORKDIR /app
 
+
 COPY . /app
 
+# Install build tools required for lightgbm and other packages
+RUN apt-get update && apt-get install -y --no-install-recommends gcc g++ make && rm -rf /var/lib/apt/lists/*
+
 RUN pip install -r requirements.txt
 
 CMD ["python3", "app.py"]