ci: start using release-please for releases (#53)

* Create release-please.yml

* add manifest and config

* update action to include npm publish

* fixes

* remove old npm publish workflow

.github/workflows/release-please.yml

@@ -0,0 +1,39 @@
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+name: Release Please
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          release-type: node
+
+      # The logic below handles the npm publication:
+      - uses: actions/checkout@v3
+        # these if statements ensure that a publication only occurs when
+        # a new release is created:
+        if: ${{ steps.release.outputs.release_created }}
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16
+          registry-url: 'https://registry.npmjs.org'
+        if: ${{ steps.release.outputs.release_created }}
+
+      - run: npm ci
+        if: ${{ steps.release.outputs.release_created }}
+
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+        if: ${{ steps.release.outputs.release_created }}

.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "0.10.0"
+}

release-please-config.json

@@ -0,0 +1,11 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "release-type": "node",
+  "bump-minor-pre-major": true,
+  "bump-patch-for-minor-pre-major": true,
+  "include-v-in-tag": true,
+  "changelog-path": "RELEASE_NOTES.md",
+  "packages": {
+    ".": {}
+  }
+}