Add GitHub workflow

.github/workflows/release-next.yml

@@ -0,0 +1,25 @@
+name: Release Next
+on:
+  push:
+    branches:
+      - next
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '20.x'
+          registry-url: 'https://registry.npmjs.org'
+      - name: Set outputs
+        id: vars
+        run: echo "::set-output name=sha_short::$(git rev-parse --short HEAD)"
+      - run: git config --global user.name "GitHub CD bot"
+      - run: git config --global user.email "[email protected]"
+      - run: npm version prerelease --preid=${{ steps.vars.outputs.sha_short }}
+      - run: yarn install
+      - run: yarn build
+      - run: npm publish --tag next
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

.github/workflows/release.yml

@@ -0,0 +1,18 @@
+name: Release
+on:
+  release:
+    types: [created]
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v2
+      with:
+        node-version: '20.x'
+        registry-url: 'https://registry.npmjs.org'
+    - run: yarn install
+    - run: yarn build
+    - run: npm publish
+      env:
+        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}