chore: Implement release please support. (#25)

Author: kinyoklion

.github/actions/publish/action.yml

@@ -0,0 +1,30 @@
+name: Publish to NPM
+description: Publish js-eventsource to NPM.
+inputs:
+  prerelease:
+    description: 'Is this a prerelease. If so, then the latest tag will not be updated in npm.'
+    required: true
+  dry_run:
+    description: 'Is this a dry run. If so no package will be published.'
+    required: true
+
+runs:
+  using: composite
+  steps:
+    - name: Publish
+      shell: bash
+      run: |
+        if $LD_RELEASE_IS_DRYRUN ; then
+          # Dry run just pack the workspace.
+          echo "Doing a dry run of publishing."
+        else
+          if $LD_RELEASE_IS_PRERELEASE ; then
+            echo "Publishing with prerelease tag."
+            npm publish --tag prerelease --provenance --access public || { echo "npm publish failed" >&2; exit 1; }
+          else
+            npm publish --provenance --access public || { echo "npm publish failed" >&2; exit 1; }
+          fi
+        fi
+      env:
+        LD_RELEASE_IS_PRERELEASE: ${{ inputs.prerelease }}
+        LD_RELEASE_IS_DRYRUN: ${{ inputs.dry_run }}

.github/workflows/manual-publish.yml

@@ -0,0 +1,39 @@
+name: Manual Publish Package
+on:
+  workflow_dispatch:
+    inputs:
+      prerelease:
+        description: 'Is this a prerelease. If so, then the latest tag will not be updated in npm.'
+        type: boolean
+        required: true
+      dry_run:
+        description: 'Is this a dry run. If so no package will be published.'
+        type: boolean
+        required: true
+
+jobs:
+  build-publish:
+    runs-on: ubuntu-latest
+    # Needed to get tokens during publishing.
+    permissions:
+      id-token: write
+      contents: read
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          registry-url: 'https://registry.npmjs.org'
+
+      - uses: launchdarkly/gh-actions/actions/[email protected]
+        name: 'Get the NPM token'
+        with:
+          aws_assume_role: ${{ vars.AWS_ROLE_ARN }}
+          ssm_parameter_pairs: '/production/common/releasing/npm/token = NODE_AUTH_TOKEN'
+
+      - uses: ./.github/actions/publish
+        name: Publish Package to npm
+        with:
+          prerelease: ${{ inputs.prerelease }}
+          dry_run: ${{ inputs.dry_run }}

.github/workflows/release-please.yml

@@ -0,0 +1,48 @@
+name: Release Please
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    outputs:
+      release_created: ${{ steps.release.outputs.release_created }}
+    steps:
+      - uses: google-github-actions/release-please-action@v4
+        id: release
+        with:
+          token: ${{secrets.GITHUB_TOKEN}}
+          release-type: "go"
+
+  release-package:
+    runs-on: ubuntu-latest
+    needs: [ release-please ]
+    permissions:
+      id-token: write # Needed if using OIDC to get release secrets.
+      contents: write # Contents and pull-requests are for release-please to make releases.
+      pull-requests: write
+
+    if: ${{ needs.release-please.outputs.release_created == 'true' }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          registry-url: 'https://registry.npmjs.org'
+
+      - uses: launchdarkly/gh-actions/actions/[email protected]
+        name: 'Get the NPM token'
+        with:
+          aws_assume_role: ${{ vars.AWS_ROLE_ARN }}
+          ssm_parameter_pairs: '/production/common/releasing/npm/token = NODE_AUTH_TOKEN'
+
+      - uses: ./.github/actions/publish
+        name: Publish Package to npm
+        with:
+          prerelease: false
+          dry_run: false

.gitignore

@@ -6,3 +6,4 @@ yarn.lock
 /coverage
 package-lock.json
 tmp
+.vscode

.ldrelease/build.sh

@@ -0,0 +1,3 @@
+{
+  ".": "2.0.1"
+}

.ldrelease/config.yml

@@ -0,0 +1,2 @@
+# Repository Maintainers
+* @launchdarkly/team-sdk-js

.release-please-manifest.json

@@ -1,4 +1,8 @@
-# EventSource [![npm version](http://img.shields.io/npm/v/launchdarkly-eventsource.svg?style=flat-square)](http://browsenpm.org/package/launchdarkly-eventsource)[![Circle CI](https://circleci.com/gh/launchdarkly/js-eventsource/tree/master.svg?style=svg)](https://circleci.com/gh/launchdarkly/js-eventsource/tree/master)[![NPM Downloads](https://img.shields.io/npm/dm/laumchdarkly-eventsource.svg?style=flat-square)](http://npm-stat.com/charts.html?package=launchdarkly-eventsource&from=2015-09-01)[![Dependencies](https://img.shields.io/david/launchdarkly/js-eventsource.svg?style=flat-square)](https://david-dm.org/launchdarkly/js-eventsource)
+# EventSource
+[![ci](https://github.com/launchdarkly/js-eventsource/actions/workflows/ci.yml/badge.svg)](https://github.com/launchdarkly/js-eventsource/actions/workflows/ci.yml)
+[![npm version](http://img.shields.io/npm/v/launchdarkly-eventsource.svg?style=flat-square)](http://browsenpm.org/package/launchdarkly-eventsource)
+[![NPM Downloads](https://img.shields.io/npm/dm/laumchdarkly-eventsource.svg?style=flat-square)](http://npm-stat.com/charts.html?package=launchdarkly-eventsource&from=2015-09-01)
+
 
 This library is a pure JavaScript implementation of the [EventSource](https://html.spec.whatwg.org/multipage/server-sent-events.html#server-sent-events) client. The API aims to be W3C compatible.