minetest: switch to alpine

.github/workflows/games.yml

@@ -19,7 +19,7 @@ jobs:
           - altv
           - arma3
           - dayz
-          - minetest          
+          - minetest                  
           - mohaa
           - samp
           - source

games/minetest/Dockerfile

@@ -1,19 +1,12 @@
-FROM        --platform=$TARGETOS/$TARGETARCH ubuntu:20.04
+FROM        --platform=$TARGETOS/$TARGETARCH alpine:edge
-
-ENV         DEBIAN_FRONTEND noninteractive
-
-RUN         apt update -y \
-			&& apt install -y curl ca-certificates openssl git tar gnupg2 sqlite3 fontconfig tzdata iproute2 libfreetype6 software-properties-common \
-			&& useradd -d /home/container -m container
 
 
-RUN			add-apt-repository -y ppa:minetestdevs/stable
+RUN         apk add --update --no-cache ca-certificates curl ffmpeg git openssl sqlite tar tzdata minetest \
-RUN			apt update && apt -y install minetest
+				&& adduser -D -h /home/container container
-
 
 USER        container
 ENV         USER=container HOME=/home/container
 WORKDIR     /home/container
 
 COPY        ./entrypoint.sh /entrypoint.sh
-CMD         [ "/bin/bash", "/entrypoint.sh" ]
+CMD         [ "/bin/ash", "/entrypoint.sh" ]

games/minetest/entrypoint.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/ash
 
 # Default the TZ environment variable to UTC.
 TZ=${TZ:-UTC}