Add Dependabot auto-merge to build-and-test workflow

Author: markwhitaker

.github/workflows/build-and-test.yml

@@ -3,9 +3,21 @@ on:
   push:
     branches: [main]
   pull_request:
-    types: [opened, reopened, synchronize]
+    types: [opened, reopened, synchronize, ready_for_review]
+
+permissions:
+  contents: write
+  pull-requests: write
 
 jobs:
   build-and-test:
     name: Build and test
     uses: markwhitaker/shared-workflows/.github/workflows/dotnet-build-and-test.yml@main
+
+  dependabot-auto-merge:
+    name: Auto-merge Dependabot PR (minor & patch)
+    needs: build-and-test
+    uses: markwhitaker/shared-workflows/.github/workflows/dependabot-auto-merge-minor-patch.yml@main
+    secrets: inherit
+    with:
+      pr-number: ${{ github.event.pull_request.number }}