chore: add nightly build

.github/workflows/vercel-nightly.yml

@@ -0,0 +1,23 @@
+name: "deploy nightly"
+
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+      - name: Deploy Prod
+        if: github.ref == 'refs/heads/docs' # is docs branch
+        uses: amondnet/vercel-action@master
+        with:
+          vercel-token: ${{ secrets.VERCEL_TOKEN }}
+          vercel-org-id: ${{ secrets.ORG_ID}}
+          vercel-project-id: ${{ secrets.PROJECT_ID}}
+          working-directory: ./
+          vercel-args: '--prod'

.gitignore

@@ -1,4 +1,5 @@
 locales
+.vercel
 
 # Logs
 logs