ci: Use release-please to publish releases (#6)

Author: timfish

.github/workflows/release-please.yml

@@ -0,0 +1,38 @@
+name: release-please
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  id-token: write  # Required for OIDC
+  contents: write
+  issues: write
+  pull-requests: write
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    outputs:
+      release_created:  ${{ steps.release.outputs.release_created }}
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          token: ${{ secrets.RELEASE_PLEASE_GITHUB_TOKEN }}
+          config-file: release-please-config.json
+          manifest-file: .release-please-manifest.json
+
+  npm-publish:
+    needs: release-please
+    if: ${{ needs.release-please.outputs.release_created }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+          registry-url: 'https://registry.npmjs.org'
+      - run: npm install -g npm@latest
+      - run: npm publish --access public

.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+    ".": "0.1.1"
+}

release-please-config.json

@@ -0,0 +1,10 @@
+{
+    "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+    "bootstrap-sha": "1c22711a6e83410aba124e56d1a87e2d60f9c068",
+    "packages": {
+        ".": {
+            "pull-request-title-pattern": "chore: release v${version}",
+            "release-type": "node"
+        }
+    }
+}