diff --git a/README.md b/README.md
index 47ace44..1677e66 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,34 @@
 # action-site-install
 github action to install drupal site in CI to validate config
+
+# implementation
+
+```yaml
+name: Test Install Drupal Site
+
+permissions:
+  id-token: write
+  contents: read
+
+on:
+  pull_request:
+    branches:
+      - main
+    types:
+      - opened
+      - synchronize
+  workflow_dispatch: {}
+
+jobs:
+  install:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install Drupal Site
+        uses: discoverygarden/action-site-install@v1
+        with:
+          aws-role: ${{ vars.ECR_PUSH_ROLE }}
+          aws-region: ${{ vars.ECR_AWS_REGION }}
+          ssh-key: ${{ secrets.COMPOSER_SSH_KEY }}
+          composer-auth: ${{ secrets.COMPOSER_AUTH }}
+```