Add check

Author: vbrown608

.github/workflows/checksize.yml

@@ -13,3 +13,12 @@ jobs:
         run: docker build . --file Dockerfile.dummy --build-arg NF_IMAGE_VERSION=$GITHUB_SHA -t netlify/build:$GITHUB_SHA
       - name: Check image size
         run: docker image inspect netlify/build:$GITHUB_SHA --format='{{.Size}}'
+        id: size
+      - uses: LouisBrunner/checks-action@v1.1.1
+        if: always()
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          name: Test XYZ
+          conclusion: ${{ job.status }}
+          output: |
+            {"summary":${{ steps.size.outputs.summary }}}