chore: Create release-please workflow

Author: koki-develop

.github/workflows/release-please.yml

@@ -0,0 +1,57 @@
+name: Release Please
+
+on:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: false
+
+permissions: {}
+
+jobs:
+  release-please:
+    timeout-minutes: 10
+    permissions:
+      contents: write
+      pull-requests: write
+      issues: write
+    runs-on: ubuntu-latest
+    outputs:
+      should-release: ${{ steps.release-please.outputs.release_created }}
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+      - id: release-please
+        uses: googleapis/release-please-action@a02a34c4d625f9be7cb89156071d8567266a2445 # v4.2.0
+        with:
+          release-type: node
+          token: ${{ github.token }}
+
+  publish:
+    needs: release-please
+    timeout-minutes: 10
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    if: ${{ needs.release-please.outputs.should-release == 'true' }}
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          persist-credentials: false
+
+      - uses: ./.github/actions/setup
+
+      - name: Create .npmrc
+        run: |
+          (
+            # shellcheck disable=SC2016
+            echo '//registry.npmjs.org/:_authToken=${NODE_AUTH_TOKEN}'
+            echo 'registry=https://registry.npmjs.org'
+          ) > .npmrc
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}