[.github/workflows][m]: add release workflow

The workflow creates a PR with version bumps and related changelog
files' updates, each time a commit containing a changeset
file is added on the main branch.

.github/workflows/release.yml

@@ -0,0 +1,39 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+concurrency: release-${{ github.ref }}
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v3
+
+      - name: Setup Node.js 16.x
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16.x
+
+      - name: Install Dependencies
+        run: npm ci
+
+      - name: Create Release Pull Request or Publish to npm
+        id: changesets
+        uses: changesets/action@v1
+        with:
+          publish: npm run release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+      # - name: Send a Discord notification if a publish happens
+      #   if: steps.changesets.outputs.published == 'true'
+      #   uses: Ilshidur/action-discord@0.3.2
+      #   with:
+      #     args: 'The project {{ EVENT_PAYLOAD.repository.full_name }} has been deployed.'