Add build flow to Dockerfile, rename Dockerfile to Dockerfile.server, Add sample compose.yml, tweak DEDICATED_SERVER.md to reflect new reality

.gitignore

@@ -12,3 +12,4 @@
 /*.AppImage
 /core*
 /qemu_*
+/data

Dockerfile

@@ -1,19 +0,0 @@
-FROM debian:bullseye-slim
-
-# Install
-RUN \
-    apt-get update && \
-    apt-get install -y tini qemu-user && \
-    apt-get --fix-broken install -y && \
-    rm -rf /var/lib/apt/lists/*
-
-# Copy
-ADD ./out/server-amd64 /app
-
-# Setup Working Directory
-RUN mkdir /data
-WORKDIR /data
-
-# Setup Entrypoint
-ENTRYPOINT ["/usr/bin/tini", "--"]
-CMD ["/app/usr/bin/minecraft-pi-reborn-server"]

Dockerfile.server

@@ -0,0 +1,30 @@
+FROM debian:buster as builder
+ADD . .
+RUN echo 'deb http://deb.debian.org/debian buster-backports main' > /etc/apt/sources.list.d/backports.list && apt-get update && apt-get install --no-install-recommends -y -t buster-backports cmake dpkg-dev wget
+RUN ./scripts/install-dependencies.sh
+ARG TARGETARCH
+#Build
+#If build fails past this stage, you're probably missing the repository submodules
+RUN ./scripts/setup.sh server $TARGETARCH
+RUN ./scripts/build.sh server $TARGETARCH
+
+FROM debian:bullseye-slim as runtime
+
+# Install
+RUN \
+    apt-get update && \
+    apt-get install -y tini qemu-user && \
+    apt-get --fix-broken install -y && \
+    rm -rf /var/lib/apt/lists/*
+ARG TARGETARCH
+# Copy
+COPY --from=builder ./out/server-$TARGETARCH /app
+
+# Setup Working Directory
+RUN mkdir /data
+WORKDIR /data
+
+EXPOSE 19132/udp
+# Setup Entrypoint
+ENTRYPOINT ["/usr/bin/tini", "--"]
+CMD ["/app/usr/bin/minecraft-pi-reborn-server"]

compose.yml

@@ -0,0 +1,23 @@
+name: minecraft-pi-reborn
+services:
+  server:
+    build:
+      context: .
+      dockerfile: Dockerfile.server
+    image: thebrokenrail/minecraft-pi-reborn-server
+    networks:
+      default: null
+    ports:
+    - mode: ingress
+      target: 19132
+      published: "19132"
+      protocol: udp
+    volumes:
+    - type: bind
+      source: ./data
+      target: /data
+      bind:
+        create_host_path: true
+networks:
+  default:
+    name: minecraft-pi-reborn_default

docs/DEDICATED_SERVER.md

@@ -9,11 +9,12 @@ This server is also compatible with MCPE Alpha v0.6.1[^1].
 To use, install and run ``minecraft-pi-reborn-server``. It will generate the world and ``server.properties`` in the current directory.
 
 ### Docker Image
-An official Docker image is also provided: [thebrokenrail/minecraft-pi-reborn-server](https://hub.docker.com/r/thebrokenrail/minecraft-pi-reborn-server).
+~~An official Docker image is also provided: [thebrokenrail/minecraft-pi-reborn-server](https://hub.docker.com/r/thebrokenrail/minecraft-pi-reborn-server).~~
+Use the provided Dockerfile.server at the root, there's a sample compose.yml file you can use with ``docker compose``
 
 ## Server Limitations
-* Player data is not saved because of limitations with MCPE LAN worlds
-  * An easy workaround is to place your inventory in a chest before logging off
+* Player data is not saved because of limitations with MCPE LAN worlds (This means player position and inventory are both reset)
+  * An easy workaround is to place your inventory in an easily reachable chest before logging off
 * Survival Mode servers are incompatible with unmodded MCPI
 
 [^1]: The exception to this is buckets, those will crash MCPE players.