create build action and requiredStatusChecks

.github/workflows/build.yml

@@ -0,0 +1,16 @@
+name: build
+on: push
+jobs:
+  main:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - id: yarn_cache
+        run: echo "::set-output name=dir::$(yarn cache dir)"
+      - uses: actions/cache@v1
+        with:
+          path: ${{ steps.yarn_cache.outputs.dir }}
+          key: yarn-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: yarn-
+      - run: yarn
+      - run: yarn build

renovate.json

@@ -1,6 +1,5 @@
 {
   "extends": ["config:base"],
   "rangeStrategy": "update-lockfile",
-  "automerge": true,
-  "requiredStatusChecks": null
+  "automerge": true
 }