v0.2.2 (#7)

* Execute in Alpine image.
* Run build in Debian. I like Debian.

Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM debian:11.6 as build
 
 RUN apt update
 RUN apt install -y --no-install-recommends wget rsync git build-essential python3 python3-pip python3-dev python3-pil python3-numpy
@@ -8,7 +8,15 @@ COPY Minecraft-Overviewer /overviewer
 WORKDIR /overviewer
 RUN python3 setup.py build
 
-ENV MC_VERSION=1.19.2
+
+FROM alpine:3.17.1 as autorender
+
+# From here:
+# https://stackoverflow.com/a/62555259
+ENV PYTHONUNBUFFERED=1
+RUN apk add --update --no-cache python3 && ln -sf python3 /usr/bin/python
+RUN python3 -m ensurepip
+RUN pip3 install --no-cache --upgrade pip setuptools
 
 # Minecraft world directory
 VOLUME /world
@@ -17,10 +25,15 @@ VOLUME /cache
 # Render target directory / web-server root
 VOLUME /render
 
+WORKDIR /overviewer
+
+COPY --from=build /overviewer/ /overviewer/
+
 COPY autorender.py /overviewer
 COPY autorender-requirements.txt /overviewer
 RUN pip3 install -r autorender-requirements.txt
 
+ENV MC_VERSION=1.19.2
 RUN mkdir -p ~/.minecraft/versions/${MC_VERSION}/
 RUN wget https://overviewer.org/textures/${MC_VERSION} -O ~/.minecraft/versions/${MC_VERSION}/${MC_VERSION}.jar