Add npm update to all Dockerfiles

Author: knolleary

file-server/Dockerfile

@@ -2,6 +2,8 @@ FROM node:20-alpine
 
 ARG TAG
 
+RUN npm install -g npm
+
 WORKDIR /usr/src/flowforge-file-server
 RUN mkdir app bin etc var
 COPY package.json /usr/src/flowforge-file-server/app

flowforge-docker-local-dev/Dockerfile

@@ -1,6 +1,9 @@
 FROM node:16-alpine
 
 ARG REGISTRY
+
+RUN npm install -g npm
+
 RUN if [[ ! -z "$REGISTRY" ]] ; then npm config set @flowforge:registry "$REGISTRY"; fi
 
 RUN apk add --no-cache --virtual build-base g++ make py3-pip sqlite-dev python2

flowforge-docker/Dockerfile

@@ -1,6 +1,7 @@
 FROM node:20-alpine
 
 RUN apk add --no-cache --virtual build-base g++ make py3-pip sqlite-dev python3 git
+RUN npm install -g npm
 
 WORKDIR /usr/src/forge
 RUN mkdir app bin etc var

node-red-container/Dockerfile

@@ -2,6 +2,8 @@ FROM nodered/node-red:3.1.15-18
 
 ARG BUILD_TAG=latest
 
+RUN npm install -g npm
+
 COPY healthcheck.js /healthcheck.js
 
 COPY package.json /data