Basic Docker image

docker/Dockerfile.release

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+FROM debian:bookworm-slim AS build
+
+RUN apt update && apt install -y --no-install-recommends \
+  python3 python3-dev python3-venv build-essential ca-certificates
+
+RUN useradd -u 1000 -U -m red
+USER red
+WORKDIR /home/red
+
+RUN bash -c \
+  'python3 -m venv .redenv && \
+  source .redenv/bin/activate && \
+  pip install Red-DiscordBot && \
+  rm -rf .cache && \
+  redbot-setup \
+    --no-prompt \
+    --instance-name RedBot \
+    --data-path /home/red/data \
+    --overwrite-existing-instance \
+    --backend json'
+
+FROM debian:bookworm-slim
+
+RUN apt update && apt install -y --no-install-recommends \
+  python3 python3-venv openjdk-17-jre-headless ca-certificates
+
+RUN useradd -u 1000 -U -m red
+USER red
+WORKDIR /home/red
+
+COPY --chown=red:red --from=build /home/red /home/red
+
+COPY --chown=red:red start.sh /home/red/start.sh
+RUN chmod +x /home/red/start.sh && mkdir /home/red/data
+
+ENTRYPOINT [ "/home/red/start.sh" ]

docker/docker-compose.yml

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+services:
+  red-bot:
+    image: red-bot
+    build:
+      context: .
+      dockerfile: Dockerfile.release
+      tags:
+        - red-bot
+    env_file: .env
+    volumes:
+      - data:/home/red/data
+
+volumes:
+  data:

docker/start.sh

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+#!/bin/bash
+
+set -e
+
+source .redenv/bin/activate
+
+PREFIX="${PREFIX:-!}"
+
+[ -z "$OWNER" ] && echo "Set the OWNER!" && exit 1
+[ -z "$TOKEN" ] && echo "Set the TOKEN!" && exit 1
+
+if [ -z "$(ls -A data)" ]; then
+  redbot-setup \
+    --no-prompt \
+    --instance-name RedBot \
+    --data-path /home/red/data \
+    --overwrite-existing-instance \
+    --backend json
+fi
+
+redbot RedBot \
+    --no-prompt \
+    --token "${TOKEN}" \
+    --owner "${OWNER}" \
+    --prefix "${PREFIX}" \
+    --mentionable

docker/template.env

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+TOKEN=
+OWNER=
+PREFIX=!