Initial pinning of repo, Alpine version, and OpenSSL Dev version

bin/install-packages.sh

@@ -3,6 +3,7 @@
 # Alpine Registry for package versions, https://pkgs.alpinelinux.org/packages
 apk update
 
+ALPINE_VERSION=v3.7
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 IFS=$'\n' read -d '' -r -a lines < "${DIR}/../etc/alpine-packages"
-apk add --no-cache "${lines[@]}"
+apk add  --no-cache --update-cache --repository "http://nl.alpinelinux.org/alpine/${ALPINE_VERSION}/main" "${lines[@]}"

etc/alpine-packages

@@ -3,9 +3,9 @@ libgit2-dev==0.28.2-r0
 libc-dev==0.7.1-r0
 python3-dev==3.7.3-r0
 libffi-dev==3.2.1-r6
-openssl-dev==1.1.1c-r0
 zeromq-dev==4.3.2-r1
 linux-headers==4.19.36-r0
+openssl-dev==1.1.1d-r0
 nodejs
 curl==7.65.1-r0
 yarn==1.16.0-r0