Update terraform version

Dockerfile

@@ -26,7 +26,7 @@ RUN apk -U add \
     openssh-client && \
     rm -rf /var/cache/apk/*
 
-ARG terraform_version
+ARG terraform_version=0.12.18
 RUN wget -q https://releases.hashicorp.com/terraform/${terraform_version}/terraform_${terraform_version}_linux_amd64.zip -O terraform.zip && \
   unzip terraform.zip -d /bin && \
   rm -f terraform.zip

build-docker.sh

@@ -1,40 +0,0 @@
-#!/bin/bash
-
-set -e
-
-tag=$1
-
-if [ -z $tag ]; then
-  echo "please provide a tag arg"
-  exit 1
-fi
-
-major=$(echo $tag | awk -F. '{print $1}')
-minor=$(echo $tag | awk -F. '{print $2}')
-
-tf_ver="0.12.16"
-
-echo "Confirm building images for:"
-echo "  MAJOR: ${major}"
-echo "  MINOR: ${minor}"
-echo "  TF_VERSION: ${tf_ver}"
-
-read -p "Proceed? [Y/N] " ans
-
-if [[ "$ans" != "Y" && "$ans" != "y" ]]; then
-  echo "Cancelling"
-  exit 0
-fi
-
-set -x
-docker build -t jmccann/drone-terraform:latest --build-arg terraform_version=${tf_ver} .
-
-docker tag jmccann/drone-terraform:latest jmccann/drone-terraform:${major}
-docker tag jmccann/drone-terraform:latest jmccann/drone-terraform:${major}.${minor}
-docker tag jmccann/drone-terraform:latest jmccann/drone-terraform:${major}.${minor}-${tf_ver}
-
-docker push jmccann/drone-terraform:latest
-docker push jmccann/drone-terraform:${major}
-docker push jmccann/drone-terraform:${major}.${minor}
-docker push jmccann/drone-terraform:${major}.${minor}-${tf_ver}
-set +x