refactor: Remove warnings in Docker build (#2350)

Author: cbaker6

Dockerfile

@@ -1,17 +1,16 @@
 ############################################################
 # Build stage
 ############################################################
-FROM node:lts-alpine AS base
+FROM node:lts-alpine AS build
 
-RUN apk update; \
-  apk add git;
+RUN apk --no-cache add git
 WORKDIR /src
 
 # Copy package.json first to benefit from layer caching
 COPY package*.json ./
 
 # Install without scripts otherwise webpack will fail
-RUN npm ci --production --ignore-scripts
+RUN npm ci --omit=dev --ignore-scripts
 
 # Copy production node_modules aside for later
 RUN cp -R node_modules prod_node_modules
@@ -32,11 +31,11 @@ FROM node:lts-alpine AS release
 WORKDIR /src
 
 # Copy production node_modules
-COPY --from=base /src/prod_node_modules /src/node_modules
-COPY --from=base /src/package*.json /src/
+COPY --from=build /src/prod_node_modules /src/node_modules
+COPY --from=build /src/package*.json /src/
 
 # Copy compiled src dirs
-COPY --from=base /src/Parse-Dashboard/ /src/Parse-Dashboard/
+COPY --from=build /src/Parse-Dashboard/ /src/Parse-Dashboard/
 
 USER node