main: Added docker for the master server

master/Dockerfile

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+FROM --platform=$BUILDPLATFORM python:3.10-alpine AS builder
+
+WORKDIR /app
+
+COPY requirements.txt /app
+RUN --mount=type=cache,target=/root/.cache/pip \
+    pip3 install -r requirements.txt
+
+COPY . /app
+
+# Add mount point for data volume
+VOLUME /data
+
+ENTRYPOINT ["python3"]
+CMD ["main.py"]
+
+FROM builder as dev-envs
+
+# RUN <<EOF
+# apk update
+# apk add git
+# EOF
+
+# RUN <<EOF
+# addgroup -S docker
+# adduser -S --shell /bin/bash --ingroup docker vscode
+# EOF
+# # install Docker tools (cli, buildx, compose)
+# COPY --from=gloursdocker/docker / /