Create dependabot-prs.yml

Author: CharlieTLe

.github/workflows/dependabot-prs.yml

@@ -0,0 +1,19 @@
+name: Dependabot auto-merge
+on: pull_request
+permissions:
+  pull-requests: write
+  contents: write
+jobs:
+  dependabot:
+    runs-on: ubuntu-latest
+    if: github.event.pull_request.user.login == 'dependabot[bot]' && github.repository == 'charlietle/opentelemetry-demo'
+    steps:
+      - name: Dependabot metadata
+        id: dependabot-metadata
+        uses: dependabot/fetch-metadata@v2
+      - name: Enable auto-merge for Dependabot PRs
+        if: steps.dependabot-metadata.outputs.update-type == 'version-update:semver-patch'}}
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GH_TOKEN: ${{secrets.GITHUB_TOKEN}}