Update Dockerfile

Author: lmangani

Dockerfile

@@ -1,11 +1,11 @@
 FROM python:3.8.10-slim
 ENV VERSION 0.14.2
+WORKDIR /app
 ADD requirements.txt .
 RUN apt update && apt install -y binutils \
   && pip install -r requirements.txt \
   && strip /usr/local/lib/python3.8/site-packages/chdb/_chdb.cpython-38-*-linux-gnu.so \
   && rm -rf /var/lib/apt/lists/* && rm -rf ~/.cache/pip/*
-WORKDIR /app
 ADD main.py .
 ADD public ./public
 EXPOSE 8123