v0.1: The first version of backup script

Dockerfile.pg13

@@ -0,0 +1,32 @@
+FROM python:3.10-slim-bullseye
+
+ENV HOME=/home/app \
+    APP_HOME=/home/app/docker-postgres-backup \
+    \
+    # python
+    PYTHONPATH=${PYTHONPATH}:${PWD} \
+    PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    \
+    # pip
+    PIP_NO_CACHE_DIR=off \
+    PIP_DISABLE_PIP_VERSION_CHECK=on \
+    PIP_DEFAULT_TIMEOUT=100 \
+    \
+    # language locales
+    LANG=en_US.UTF-8 \
+    LANGUAGE=en_US:en \
+    LC_ALL=en_US.UTF-8
+
+RUN apt-get update && apt-get install -y --no-install-recommends locales postgresql-client-13 tini && \
+    apt-get -y --purge autoremove && apt-get clean && rm -rf /var/cache/apt && \
+    sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen && pip install -U pip
+
+COPY ./ $APP_HOME
+WORKDIR $APP_HOME
+
+RUN python -m pip install $APP_HOME
+
+ENTRYPOINT ["tini", "--"]
+
+CMD ["python", "start.py"]