feat: introduce Docker setup for app containerization

- Added Dockerfile and docker-compose.yml to facilitate the creation of a Docker image for the application, enabling containerization.

Dockerfile

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+FROM python:3.10-slim-bullseye
+
+ENV HOST=0.0.0.0
+
+ENV LISTEN_PORT 8080
+
+EXPOSE 8080
+
+RUN apt-get update && apt-get install -y git
+
+COPY ./requirements.txt /app/requirements.txt
+
+RUN pip install --no-cache-dir --upgrade -r /app/requirements.txt
+
+WORKDIR app/
+
+COPY ./src /app/src
+COPY ./.streamlit /app/.streamlit
+
+CMD ["streamlit", "run", "src/main.py", "--server.port", "8080"]

docker-compose.yml

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+version: "3"
+services:
+keepyourmouthshut:
+image: keepyourmouthshut:latest
+build: ./app
+command: streamlit run src/main.py --server.port 8080
+volumes:
+  - ./src/:/app/src
+ports:
+  - 8080:8080