Docker 👀

.github/workflows/docker.yml

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+name: docker
+
+on:
+  push:
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code.
+        uses: actions/checkout@v3
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          java-version: "11"
+          distribution: "temurin"
+          cache: maven
+
+      - name: Compile the code.
+        run: mvn clean package
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{github.actor}}
+          password: ${{secrets.GITHUB_TOKEN}}
+
+      - name: Build & Push image
+        run: docker buildx build --platform=linux/amd64,linux/arm64/v8,linux/ppc64le,linux/s390x --tag ghcr.io/casterlabs/dbohttp:latest --push .

Dockerfile

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+FROM eclipse-temurin:11-jre-ubi9-minimal
+WORKDIR /home/container
+
+LABEL org.opencontainers.image.source="https://github.com/casterlabs/dbohttp"
+
+# code
+COPY ./target/dbohttp.jar /home/container
+COPY ./docker_launch.sh /home/container
+RUN chmod +x docker_launch.sh
+
+# entrypoint
+CMD [ "./docker_launch.sh" ]
+EXPOSE 8000/tcp

compose.yaml

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+services:
+  katana:
+    image: ghcr.io/casterlabs/dbohttp:latest
+    restart: always
+    environment:
+      JWT_SECRET: "abc123"
+    volumes:
+      - ./database.sqlite:/home/container/database.sqlite
+    ports:
+      - 9000:8000 # Change 9000 to your liking.

docker_launch.sh

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+#!/bin/bash
+
+rm /home/container/config.json
+echo '{"database": {"file": "/home/container/database.sqlite","driver": "SQLITE","accessTimeoutSeconds": 30},"debug": false,"jwtSecret": "$JWT_SECRET","port": 8000,"heartbeatUrl": null,"heartbeatIntervalSeconds": 15,"ssl": null}' >> /home/container/config.json
+
+java -XX:+CrashOnOutOfMemoryError -jar dbohttp.jar