Chore: Remove Alpine image deps after using them (#25053)

Author: sampaiodiego

.docker/Dockerfile.alpine

@@ -1,12 +1,13 @@
 FROM node:14.18.3-alpine3.15
 
-RUN apk add --no-cache python3 make g++ libc6-compat ttf-dejavu
+RUN apk add --no-cache ttf-dejavu
 
 ADD . /app
 
 LABEL maintainer="[email protected]"
 
 RUN set -x \
+    && apk add --no-cache --virtual .fetch-deps python3 make g++ libc6-compat \
     && cd /app/bundle/programs/server \
     && npm install --production \
     # Start hack for sharp...
@@ -16,7 +17,8 @@ RUN set -x \
     # End hack for sharp
     && cd npm \
     && npm rebuild bcrypt --build-from-source \
-    && npm cache clear --force
+    && npm cache clear --force \
+    && apk del .fetch-deps
 
 # needs a mongo instance - defaults to container linking with alias 'mongo'
 ENV DEPLOY_METHOD=docker \