ci: add release please

.github/workflows/release-package.yml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 20
       - run: npm ci
       - run: npm test
 
@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 20
           registry-url: https://npm.pkg.github.com/
       - run: npm ci
       - run: npm publish

.github/workflows/release-please.yaml

@@ -0,0 +1,24 @@
+on:
+    push:
+      branches:
+        - main
+
+  permissions:
+    contents: write
+    pull-requests: write
+
+  name: release-please
+
+  jobs:
+    release-please:
+      runs-on: ubuntu-latest
+      steps:
+        - uses: google-github-actions/release-please-action@v4
+          with:
+            # this assumes that you have created a personal access token
+            # (PAT) and configured it as a GitHub action secret named
+            # `MY_RELEASE_PLEASE_TOKEN` (this secret name is not important).
+            token: ${{ secrets.MY_RELEASE_PLEASE_TOKEN }}
+            # this is a built-in strategy in release-please, see "Action Inputs"
+            # for more options
+            release-type: node