Create dockerfile for bot. Add bot to compose.

docker/Highscores_Bot/Dockerfile

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+FROM python:3.8.10-alpine3.14
+
+# need to install build dependencies
+RUN apk add --no-cache --update python3 mariadb-connector-c-dev \
+    && apk add --no-cache --update --virtual build-deps python3-dev g++ gfortran musl-dev \
+    libffi-dev openssl-dev mariadb-dev
+
+# upgrade pip
+RUN pip install --upgrade pip
+
+WORKDIR /home
+
+COPY classes classes/
+COPY cogs cogs/
+COPY utilities utilities/
+COPY highscores.py highscores.py
+COPY requirements.txt requirements.txt
+
+RUN pip install -r requirements.txt
+
+RUN apk del build-deps
+
+CMD ["python3", "./highscores.py"]