Create a merged branch to deploy

Dockerfile.nightly

@@ -1,8 +1,14 @@
 ## DEVELOPMENT IMAGE
-FROM node:15-alpine AS dev
+ARG DEVPLATFORM=${TARGETPLATFORM:-linux/amd64}
+FROM --platform=$DEVPLATFORM node:15-alpine AS dev
 
 # Install pre-requisites
-RUN apk add --no-cache git python3
+ARG DEVPLATFORM
+RUN echo DEVPLATFORM: $DEVPLATFORM \
+ && case $DEVPLATFORM in \
+    *arm*) apk add --no-cache git python3 build-base ;; \
+    *)     apk add --no-cache git python3 ;; \
+    esac
 
 # Fetch and build tileboard master branch
 RUN mkdir /tileboard-source \
@@ -12,6 +18,7 @@ RUN mkdir /tileboard-source \
  && mkdir /tileboard \
  && ln -s /tileboard build \
  && yarn install \
+ && npm install --global node-sass \
  && yarn run build
 
 # Start Server