misc: add instructions about test release (#2486)

* misc: add instructions about test release

* Fix tests

* Rebuild yarn.lock

* Fixes

* Fixes

* Upd

admin/scripts/test-release.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+CUSTOM_REGISTRY_URL="http://localhost:4873"
+npm_config_registry="$CUSTOM_REGISTRY_URL"
+ORIGINAL_YARN_REGISTRY_URL=`yarn config get registry`
+NEW_VERSION="$(node -p "require('./packages/docusaurus/package.json').version").NEW"
+CONTAINER_NAME="verdaccio"
+
+# Run Docker container with private npm registry Verdaccio
+docker run -d --rm --name "$CONTAINER_NAME" -p 4873:4873 -v "$PWD/admin/verdaccio.yaml":/verdaccio/conf/config.yaml verdaccio/verdaccio:4
+
+# Build packages
+yarn tsc
+
+# Set Yarn registry to own local registry
+yarn config set registry "$CUSTOM_REGISTRY_URL"
+
+# Publish the monorepo
+npx --no-install lerna publish --yes --no-verify-access --no-git-reset --no-git-tag-version --no-push --registry "$CUSTOM_REGISTRY_URL" "$NEW_VERSION"
+
+# Revert version changes
+git diff --name-only -- '*.json' | sed 's, ,\\&,g' | xargs git checkout --
+
+# Build skeleton website with new version
+npx @docusaurus/init@latest init test-website classic
+
+# Restore the original Yarn registry URL
+yarn config set registry "$ORIGINAL_YARN_REGISTRY_URL"
+
+# Stop Docker container
+if ( $(docker container inspect "$CONTAINER_NAME" > /dev/null 2>&1) ); then
+  # Remove Docker container
+  docker container stop $CONTAINER_NAME
+fi
+
+echo "The website with to-be published packages was successfully build to the $(tput setaf 2)test-website$(tput sgr 0) directory."