Add Docker Support (Grasscutters#2486)

* chore(docker): add build workflow

* chore(docker): update gradle image

* chore(docker): this really shouldnt be running on raspberry pi's right now.

* chore(docker): not sure why we need unzip here

* chore(docker): attempt to add nodejs to allow the handbook to build

* chore(docker): whoops, needs to be done during build

* chore(docker): i dont know if this is going to work

* chore(docker): replace my username with repo org as I am no longer testing this

* chore(docker): version will change in the future, so fix it now.

.github/workflows/build-container.yml

@@ -0,0 +1,51 @@
+---
+name: Build Docker Container
+on:
+  push:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout Project
+        uses: actions/checkout@v4
+
+      - name: Generate Docker Meta
+        uses: docker/metadata-action@v5
+        id: meta
+        with:
+          images: ghcr.io/${{ github.repository_owner }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v3.1.0
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3.0.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and Push Docker image
+        uses: docker/build-push-action@v5.2.0
+        with:
+          context: .
+          push: true
+          platforms: linux/amd64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.gitignore

@@ -64,6 +64,7 @@ tmp/
 
 /*.jar
 /*.sh
+!entrypoint.sh
 
 GM Handbook*.txt
 handbook.html

Dockerfile

@@ -0,0 +1,38 @@
+# Builder
+FROM gradle:jdk17-alpine as builder
+
+RUN apk add --update nodejs npm
+
+WORKDIR /app
+COPY ./ /app/
+
+RUN gradle jar --no-daemon
+
+# Fetch Data
+FROM bitnami/git:2.43.0-debian-11-r1 as data
+
+ARG DATA_REPOSITORY=https://gitlab.com/YuukiPS/GC-Resources.git
+ARG DATA_BRANCH=4.0
+
+WORKDIR /app
+
+RUN git clone --branch ${DATA_BRANCH} --depth 1 ${DATA_REPOSITORY}
+
+# Result Container
+FROM amazoncorretto:17-alpine
+
+WORKDIR /app
+
+# Copy built assets
+COPY --from=builder /app/grasscutter-*.jar /app/grasscutter.jar
+COPY --from=builder /app/keystore.p12 /app/keystore.p12
+
+# Copy the resources
+COPY --from=data /app/GC-Resources/Resources /app/resources/
+
+# Copy startup files
+COPY ./entrypoint.sh /app/
+
+CMD [ "sh", "/app/entrypoint.sh" ]
+
+EXPOSE 80 443 8888 22102

entrypoint.sh

@@ -0,0 +1,3 @@
+#/bin/sh
+
+java -jar /app/grasscutter.jar