Automate keeping the sfe-next branch upto date

.github/workflows/update-sfe-next.yml

@@ -0,0 +1,25 @@
+on:
+  push:
+    # Sequence of patterns matched against refs/heads
+    branches:    
+      - master
+name: Update the sfe-next branch on pushes to master
+jobs:
+  updateSfeNextBranch:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Setup node
+      uses: actions/setup-node@v1
+    - name: update the dependency on @serverless/enterprise-plugin to the next tag
+      run: node scripts/update-sfe-dep.js
+    - name: git commit
+      uses: srt32/git-actions@v0.0.3
+      with:
+        args: git config --global user.email "engineering@serverless.com" && git config --global user.name "Github Action" && git commit -am 'update the dependency on @serverless/enterprise-plugin to the next tag'
+    - name: git push
+      uses: srt32/git-actions@v0.0.3
+      with:
+        args: git push https://${GITHUB_ACTOR}:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY} HEAD:sfe-next -f
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

scripts/update-sfe-dep.js

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+const fs = require('fs');
+
+const pkgJson = JSON.parse(fs.readFileSync('package.json'));
+
+pkgJson.dependencies['@serverless/enterprise-plugin'] = 'next';
+
+fs.writeFileSync('package.json', JSON.stringify(pkgJson, null, 2));