Adding CI

.gitlab-ci.yml

+# This file is a template, and might need editing before it works on your project.
+# To contribute improvements to CI/CD templates, please follow the Development guide at:
+# https://docs.gitlab.com/ee/development/cicd/templates.html
+# This specific template is located at:
+# https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/ci/templates/npm.gitlab-ci.yml
+
+publish:
+  image: node:latest
+  stage: deploy
+  rules:
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH || $CI_COMMIT_REF_NAME =~ /^v\d+\.\d+\.\d+.*$/
+      changes:
+        - package.json
+  script:
+    # If no .npmrc is included in the repo, generate a temporary one that is configured to publish to GitLab's NPM registry
+    - |
+      if [[ ! -f .npmrc ]]; then
+        echo 'No .npmrc found! Creating one now. Please review the following link for more information: https://docs.gitlab.com/ee/user/packages/npm_registry/index.html#project-level-npm-endpoint-1'
+        {
+          echo "@${CI_PROJECT_ROOT_NAMESPACE}:registry=${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/npm/"
+          echo "${CI_API_V4_URL#http*:}/projects/${CI_PROJECT_ID}/packages/npm/:_authToken=\${CI_JOB_TOKEN}"
+        } >> .npmrc
+      fi
+    - echo "Created the following .npmrc:"; cat .npmrc
+
+    # Extract a few values from package.json
+    - NPM_PACKAGE_NAME=$(node -p "require('./package.json').name")
+    - NPM_PACKAGE_VERSION=$(node -p "require('./package.json').version")
+
+    # Validate that the package name is properly scoped to the project's root namespace.
+    # For more information, see https://docs.gitlab.com/ee/user/packages/npm_registry/#package-naming-convention
+    - |
+      if [[ ! $NPM_PACKAGE_NAME =~ ^@$CI_PROJECT_ROOT_NAMESPACE/ ]]; then
+        echo "Invalid package scope! Packages must be scoped in the root namespace of the project, e.g. \"@${CI_PROJECT_ROOT_NAMESPACE}/${CI_PROJECT_NAME}\""
+        echo 'For more information, see https://docs.gitlab.com/ee/user/packages/npm_registry/#package-naming-convention'
+        exit 1
+      fi
+
+    # Compare the version in package.json to all published versions.
+    # If the package.json version has not yet been published, run `npm publish`.
+    - |
+      if [[ $(npm view "${NPM_PACKAGE_NAME}" versions) != *"'${NPM_PACKAGE_VERSION}'"* ]]; then
+        npm publish
+        echo "Successfully published version ${NPM_PACKAGE_VERSION} of ${NPM_PACKAGE_NAME} to GitLab's NPM registry: ${CI_PROJECT_URL}/-/packages"
+      else
+        echo "Version ${NPM_PACKAGE_VERSION} of ${NPM_PACKAGE_NAME} has already been published, so no new version has been published."
+      fi