feat(node): move to node 20 (#4594)

Dockerfile

@@ -21,7 +21,7 @@
 
 # Stage 1: Build the application
 # docker build -t ohif/viewer:latest .
-FROM node:18.16.1-slim as json-copier
+FROM node:20.18.1-slim as json-copier
 
 RUN mkdir /usr/src/app
 WORKDIR /usr/src/app
@@ -37,7 +37,7 @@ COPY platform /usr/src/app/platform
 #RUN find platform \! -name "package.json" -mindepth 2 -maxdepth 2 -print | xargs rm -rf
 
 # Copy Files
-FROM node:18.16.1-slim as builder
+FROM node:20.18.1-slim as builder
 RUN apt-get update && apt-get install -y build-essential python3
 RUN mkdir /usr/src/app
 WORKDIR /usr/src/app