Fix docker vulnerabilites by upgrading node image (#551)

* fix: Dockerfile to reduce vulnerabilities (#29)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-ALPINE315-ZLIB-2976173
- https://snyk.io/vuln/SNYK-ALPINE315-OPENSSL-3314621
- https://snyk.io/vuln/SNYK-ALPINE315-OPENSSL-3314622
- https://snyk.io/vuln/SNYK-ALPINE315-OPENSSL-3314629
- https://snyk.io/vuln/SNYK-ALPINE315-OPENSSL-3368753

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

* Do rebase outside of the make instead

* Use 22-alpine for docker

---------

Co-authored-by: snyk-bot <snyk-bot@snyk.io>

Dockerfile

@@ -1,11 +1,11 @@
-FROM node:17.8-alpine3.15
+FROM node:22-alpine
 
 EXPOSE 8061
 
 WORKDIR /iframely
 
 # Create new non-root user
-RUN addgroup -S iframelygroup && adduser -S iframely -G iframelygroup
+RUN addgroup --system iframelygroup && adduser --system iframely -G iframelygroup
 RUN apk add g++ make python3
 
 # This will change the config to `config.<VALUE>.js` and the express server to change its behaviour.

Makefile

@@ -7,7 +7,6 @@ PUBLISHPORT := ${EXPOSEPORT}
 
 build:
  git checkout main 
- git pull --rebase upstream main
  git branch -f tag-${VERSION}
  git checkout tag-${VERSION}
  docker \