Update Node.js to v20

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -2,7 +2,7 @@
 ARG ENVIRONMENT_CONFIG=heroku
 
 # Stage 1 - Create yarn install skeleton layer
-FROM node:18-bookworm-slim AS packages
+FROM node:20-bookworm-slim AS packages
 ARG ENVIRONMENT_CONFIG
 
 WORKDIR /app
@@ -16,7 +16,7 @@ COPY packages packages
 RUN find packages \! -name "package.json" -mindepth 2 -maxdepth 2 -print | xargs rm -rf
 
 # Stage 2 - Install dependencies and build packages
-FROM node:18-bookworm-slim AS build
+FROM node:20-bookworm-slim AS build
 ARG ENVIRONMENT_CONFIG
 
 # Set Python interpreter for `node-gyp` to use
@@ -50,7 +50,7 @@ RUN mkdir packages/backend/dist/skeleton packages/backend/dist/bundle \
     && tar xzf packages/backend/dist/bundle.tar.gz -C packages/backend/dist/bundle
 
 # Stage 3 - Build the actual backend image and install production dependencies
-FROM node:18-bookworm-slim
+FROM node:20-bookworm-slim
 ARG ENVIRONMENT_CONFIG
 
 # Set Python interpreter for `node-gyp` to use

packages/app/package.json

@@ -42,7 +42,7 @@
     "@playwright/test": "^1.32.3",
     "@testing-library/jest-dom": "^5.16.5",
     "@testing-library/react": "^14.0.0",
-    "@types/node": "^12.0.0",
+    "@types/node": "^20.0.0",
     "@types/react-dom": "*",
     "@types/uuid": "^9.0.0",
     "uuid": "^9.0.1"