chore: Add release automation (#103)

.github/workflows/release-please.yml

@@ -0,0 +1,33 @@
+name: release-please
+
+on:
+  push:
+    branches:
+      - main
+
+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 publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

.release-please-manifest.json

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+{
+  ".": "7.5.0"
+}

release-please-config.json

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+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "bootstrap-sha": "32e20c3db5af30a3a7fd7e3445af9916eebd59dd",
+  "packages": {
+    ".": {
+      "pull-request-title-pattern": "chore: release v${version}",
+      "release-type": "node"
+    }
+  }
+}