added docker files

Dockerfile

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+FROM python:3.7-buster
+EXPOSE 8501
+WORKDIR /code
+COPY requirements.txt requirements.txt
+RUN pip install -r requirements.txt
+COPY . .
+RUN bash setup_docker.sh
+CMD ["streamlit", "run", "src/app.py"]

docker-compose.yml

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+version: '3'
+services:
+  app:
+    build: .
+    ports:
+      - "8501:8501"

setup_docker.sh

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+mkdir -p ~/.streamlit/
+
+echo -e "\
+[server]\n\
+headless = true\n\
+enableCORS=false\n\
+" > ~/.streamlit/config.toml
+
+
+cat ~/.streamlit/config.toml