Simplify Docker image specification by removing no longer used depend…

…encies

* Update Docker image base to more recent Alpine version

* Update test build script to reflect latest changes

- Remove remaining references to Lua, Lua rocks and Lua libraries

- Remove check lua binaries and libraries verification scripts

build/Dockerfile

@@ -1,5 +1,5 @@
 #
-FROM alpine:3.6
+FROM alpine:3.13
 MAINTAINER https://github.com/space-sh/space/
 
 # Version
@@ -10,31 +10,9 @@ ENV VERSION $VERSION
 # Space files
 COPY Spacefile.sh Spacefile.yaml space ./
 
-# Lua rocks and lua libs build dependencies
-RUN     apk add --no-cache --virtual .build-deps autoconf gcc libc-dev lua5.1-dev make openssl unzip \
-
 # Base install
-    &&  apk add --no-cache bash curl git lua5.1 luajit yaml-dev \
-
-# Lua rocks
-    &&  curl -LO https://luarocks.org/releases/luarocks-2.4.1.tar.gz \
-    &&  tar zxpf luarocks-2.4.1.tar.gz                  \
-    &&  cd luarocks-2.4.1                               \
-    &&  ./configure                                     \
-    &&  make bootstrap                                  \
-    &&  cd ..                                           \
-    &&  rm -rf ./luarocks-2.4.1 luarocks-2.4.1.tar.gz   \
-
-# Lua libs
-    &&  luarocks install lbase64        \
-    &&  luarocks install lua-cjson      \
-    &&  luarocks install luaposix       \
-    &&  luarocks install lyaml          \
-
-# Cleanup
-    &&  apk del .build-deps             \
+RUN apk add --no-cache bash curl git \
 
 # Space
     &&  ./space /install/               \
     &&  rm Spacefile.sh Spacefile.yaml space
-

test/test_build.sh

@@ -53,20 +53,3 @@ else
     printf "\033[31m[ERROR] Base libraries\033[0m\n"
     exit 1
 fi
-
-cat ./test/build/check_lua_binaries.sh | docker run --rm -i $CI_REGISTRY_IMAGE:$IMAGE_VERSION /bin/bash
-if [ "$?" -eq 0 ]; then
-    printf "\033[32m[OK] Lua binaries\033[0m\n"
-else
-    printf "\033[31m[ERROR] Lua binaries\033[0m\n"
-    exit 1
-fi
-
-cat ./test/build/check_lua_libraries.sh | docker run --rm -i $CI_REGISTRY_IMAGE:$IMAGE_VERSION /bin/bash
-if [ "$?" -eq 0 ]; then
-    printf "\033[32m[OK] Lua libraries\033[0m\n"
-else
-    printf "\033[31m[ERROR] Lua libraries\033[0m\n"
-    exit 1
-fi
-