chore: Add dependency-review workflow for pull requests

Signed-off-by: Joonas Bergius <joonas@cosmonic.com>

.github/dependency-review-config.yml

@@ -0,0 +1,9 @@
+# For more details on the available options, see:
+# https://github.com/actions/dependency-review-action?tab=readme-ov-file#configuration-options
+fail-on-severity: critical
+
+comment-summary-in-pr: always
+
+show-openssf-scorecard: true
+
+warn-on-openssf-scorecard-level: 3

.github/workflows/dependency-review.yml

@@ -0,0 +1,19 @@
+name: 'Dependency Review'
+
+on:
+  pull_request:
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+    - name: 'Checkout Repository'
+      uses: actions/checkout@v4
+    - name: Dependency Review
+      uses: actions/dependency-review-action@v4
+      with:
+        config-file: './.github/dependency-review-config.yml'