publish workflowを追加

Author: zack-msyc86

.github/actions/setup/action.yml

@@ -0,0 +1,20 @@
+name: Setup
+description: Setup project
+
+runs:
+  using: composite
+  steps:
+    - name: Setup pnpm
+      uses: pnpm/action-setup@fe02b34f77f8bc703788d5817da081398fad5dd2 # v4.0.0
+
+    - name: Setup Node.js
+      uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4.1.0
+      with:
+        cache: pnpm
+        node-version-file: .node-version
+
+    - name: Install dependencies
+      shell: bash
+      run: |
+        pnpm install --frozen-lockfile --prefer-offline
+        pnpm store prune

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+name: Publish
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release:
+    name: Publish
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+
+      - name: Setup
+        uses: ./.github/actions/setup
+
+      - name: Create release pull request or publish to npm
+        uses: changesets/action@c8bada60c408975afd1a20b3db81d6eee6789308 # v1.4.9
+        with:
+          publish: pnpm run version:publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}