added jq to image, moved build image to alpine

docker/production/dockerfile

@@ -1,7 +1,7 @@
 # arguments
 ARG VERSION="master"
 
-FROM node:latest AS build
+FROM node:current-alpine AS build
 
 #environment variables
 ENV PROJECT_NAME="headscale-ui"
@@ -24,6 +24,10 @@ RUN chmod -R 755 scripts
 # Build the image. This build runs as root
 RUN /staging/scripts/1-image-build.sh
 
+#####
+## Second Image
+#####
+
 FROM alpine:latest
 
 #environment variables

docker/production/scripts/1-image-build.sh

@@ -4,12 +4,17 @@ set -x
 #clone the project
 git clone ${PROJECT_URL} ${PROJECT_NAME}
 
+# add dependencies
+# jq for parsing version information
+apk add --no-cache jq
+
 # install the project
 cd ${PROJECT_NAME}
 npm install
 
 # inject the version number
-sed -i 's/insert-version/${{ steps.gathervars.outputs.VERSION }}/g' ./src/routes/settings.html.svelte
+VERSION=$(jq -r '.version' package.json)
+sed -i "s/insert-version/${VERSION}/g" ./src/routes/settings.html.svelte
 
 # build the project
 npm run build