activate dependabot auto-merge

Author: swa-ds

.github/dependabot.yml

@@ -8,4 +8,7 @@ updates:
   - package-ecosystem: "maven"
     directory: "/" # Location of package manifests
     schedule:
-      interval: "weekly"
+      interval: "daily"
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-major"]

.github/workflows/maven-build.yml

@@ -13,19 +13,38 @@ on:
     branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
-  workflow_dispatch:
+
+permissions:
+  contents: write
+  pull-requests: write
 
 jobs:
   build:
 
     runs-on: ubuntu-latest
 
     steps:
-      - name: Setup Maven
-        uses: s4u/[email protected]
+      - uses: actions/checkout@v3
+      - name: Set up JDK 21
+        uses: actions/setup-java@v3
         with:
-          java-version: 21
-          java-distribution: temurin
-
+          java-version: '21'
+          distribution: 'temurin'
+          cache: maven
       - name: Build with Maven
-        run: mvn -B -V package
+        run: mvn -B -V package
+
+      - name: Approve Dependabot PRs
+        if: github.actor == 'dependabot[bot]'
+        run: gh pr review --approve "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+
+      - name: Enable auto-merge for Dependabot PRs
+        if: github.actor == 'dependabot[bot]'
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+