ci: add github action

.github/workflows/deploy-test-page.yml

@@ -0,0 +1,40 @@
+name: Deploy Debug Page
+
+# Controls when the action will run. 
+on:
+  # Triggers the workflow on push or pull request events but only for the master branch
+  push:
+    branches:
+      - master
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Read .nvmrc
+        run: echo ::set-output name=NVMRC::$(cat .nvmrc)
+        id: nvm
+
+      - uses: actions/[email protected]
+        with:
+          node-version: '${{ steps.nvm.outputs.NVMRC }}'
+
+      - uses: bahmutov/npm-install@v1
+
+      - name: Build
+        run: yarn run build
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./test

.nvmrc

@@ -0,0 +1 @@
+v14