feat(updates-Dockerfile-to-node:20-bullseye-(#34)): adds `docker-load…

…` script for local image testing (#34)

docker/Dockerfile

@@ -1,5 +1,5 @@
 # use bullseye node base, as debian does provide a chromium for arm64 and amd64 flavour
-FROM node:16-bullseye
+FROM node:20-bullseye
 
 ARG BACKSTOPJS_VERSION
 ARG DEBIAN_FRONTEND=noninteractive
@@ -26,7 +26,9 @@ chromium >/dev/null && apt-get -qq clean >/dev/null && rm -rf /var/lib/apt/lists
 ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
 # playwright shared browser path (does install a 2nd chromium - can't be skipped)
 ENV PLAYWRIGHT_BROWSERS_PATH=/opt/pw-browsers
-RUN mkdir ${PLAYWRIGHT_BROWSERS_PATH} && npm install -g --unsafe-perm=true --allow-root backstopjs@${BACKSTOPJS_VERSION}
+RUN mkdir ${PLAYWRIGHT_BROWSERS_PATH} && npm install -g --unsafe-perm=true --allow-root dgrebb/backstopjs#feature/34-node-20 && npx playwright install
+# TODO: replace above backsstop package source with below
+# backstopjs@${BACKSTOPJS_VERSION}
 
 # set executable path
 ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium

package.json

@@ -40,6 +40,7 @@
     "stop": "cd test/configs/ && node ../../cli/index.js stop",
     "publish-npm": "npm publish",
     "build-docker": "PV=$(node -p -e \"require('./package.json').version\"); echo $PV; docker buildx build --platform linux/amd64,linux/arm64 -t backstopjs/backstopjs:$PV --build-arg BACKSTOPJS_VERSION=$PV docker; docker buildx build --platform linux/amd64,linux/arm64 -t backstopjs/backstopjs:latest --build-arg BACKSTOPJS_VERSION=$PV docker",
+    "docker-load": "PV=$(node -p -e \"require('./package.json').version\"); echo $PV; docker buildx build --load -t backstopjs/backstopjs:$PV docker",
     "publish-docker": "PV=$(node -p -e \"require('./package.json').version\"); docker buildx build --push --platform linux/amd64,linux/arm64 -t backstopjs/backstopjs:$PV --build-arg BACKSTOPJS_VERSION=$PV docker; docker buildx build --push --platform linux/amd64,linux/arm64 -t backstopjs/backstopjs:latest --build-arg BACKSTOPJS_VERSION=$PV docker",
     "build-and-publish": "npm run publish-npm && npm run build-docker && npm run publish-docker",
     "init-docker-builder": "docker buildx create --name backstopbuilder --use --bootstrap"