[repo] Clean up Dockerfile (#117)

.dockerignore

@@ -0,0 +1 @@
+.git

.github/Dockerfile-node

@@ -4,25 +4,32 @@ FROM node:18-alpine AS builder
 ARG WORKSPACE_NAME
 ENV WORKSPACE_NAME=$WORKSPACE_NAME
 
-RUN apk add --no-cache libc6-compat
-RUN apk update
+RUN apk add --update --upgrade --no-cache \
+        libc6-compat
 
 WORKDIR /app
+
 RUN yarn global add turbo
+
 COPY . .
-RUN turbo prune --scope=${WORKSPACE_NAME} --docker
-RUN yarn cache clean
+
+RUN turbo prune --scope=${WORKSPACE_NAME} --docker && \
+    yarn cache clean
 
 # Add lockfile and package.json's of isolated subworkspace
 FROM node:18-alpine AS installer
-RUN apk add --no-cache libc6-compat git
-RUN apk update
+
+RUN apk add --uppgrade --update --no-cache \
+        libc6-compat \
+        git
+
 WORKDIR /app
 
 # First install the dependencies (as they change less often)
 COPY .gitignore .gitignore
 COPY --from=builder /app/out/json/ .
 COPY --from=builder /app/out/yarn.lock ./yarn.lock
+
 RUN yarn install --frozen-lockfile
 
 # Build the project
@@ -39,23 +46,21 @@ ARG WORKSPACE_NAME
 ENV WORKSPACE_NAME=$WORKSPACE_NAME
 
 # https://turbo.build/repo/docs/core-concepts/monorepos/filtering#include-dependencies-of-matched-workspaces
-RUN yarn turbo run build --filter=${WORKSPACE_NAME}...
-
-RUN yarn cache clean
+RUN yarn turbo run build --filter=${WORKSPACE_NAME}... && \
+    yarn cache clean
 
 FROM node:18-alpine AS runner
 
-RUN apk update && \
-    apk upgrade && \
-    apk add ca-certificates libc6-compat && \
+RUN apk add --no-cache --update --upgrade \
+        ca-certificates \
+        libc6-compat && \
     ln -s /lib/libc.musl-x86_64.so.1 /lib/ld-linux-x86-64.so.2
 
 WORKDIR /app
 
 # Don't run production as root
-RUN addgroup --system --gid 1001 nodejs
-RUN adduser --system --uid 1001 nodejsuser
-USER nodejsuser
+USER node:node
+
 COPY --from=installer /app/ .
 
 # TODO (rhinodavid): We could add enhancements here to only