Specify explicit chromium version

Dockerfile

@@ -32,6 +32,9 @@ RUN bundler -v && \
     bundle install --retry=5 --jobs=4 && \
     rm -rf /usr/local/bundle/cache
 
+# Tell Puppeteer to skip installing Chrome. We'll be using the installed package.
+ENV PUPPETEER_SKIP_DOWNLOAD=true
+
 # Install node packages defined in package.json
 COPY package.json yarn.lock ./
 RUN yarn install --frozen-lockfile --check-files
@@ -53,7 +56,7 @@ RUN DATABASE_PASSWORD=required-to-run-but-not-used \
     bundle exec rails assets:precompile
 
 # Cleanup to save space in the production image
-RUN rm -rf node_modules log/* tmp/* /tmp && \
+RUN rm -rf log/* tmp/* /tmp && \
     rm -rf /usr/local/bundle/cache && \
     rm -rf .env && \
     find /usr/local/bundle/gems -name "*.c" -delete && \
@@ -82,6 +85,16 @@ RUN apk add --update --no-cache tzdata && \
 # libpq: required to run postgres
 RUN apk add --no-cache libpq
 
+# install chromium and node for the PDF generation
+RUN apk add --no-cache nodejs npm
+RUN apk add --no-cache chromium
+RUN npm install -g npx && npx puppeteer browsers install chrome
+
+#"Could not find Chrome (ver. 131.0.6778.85). This can occur if either
+# 1. you did not perform an installation before running the script (e.g. `npx puppeteer browsers install chrome`) or
+# 2. your cache path is incorrectly configured (which is: /root/.cache/puppeteer).
+# For (2), check out our guide on configuring puppeteer at https://pptr.dev/guides/configuration.
+
 # Copy files generated in the builder image
 COPY --from=builder /app /app
 COPY --from=builder /usr/local/bundle/ /usr/local/bundle/

package.json

@@ -4,8 +4,8 @@
   "dependencies": {
     "esbuild": "^0.24.0",
     "govuk-frontend": "^5.6.0",
-    "sass": "^1.79.3",
-    "puppeteer": "22.6.1"
+    "puppeteer": "^23.9.0",
+    "sass": "^1.79.3"
   },
   "scripts": {
     "build:css": "sass ./app/assets/stylesheets/certificates.scss:./app/assets/builds/certificates.css ./app/assets/stylesheets/check_records.scss:./app/assets/builds/check_records.css ./app/assets/stylesheets/qualifications.scss:./app/assets/builds/qualifications.css --no-source-map --load-path=node_modules --quiet-deps",