Set up project scaffolding: GitHub Actions workflows, issue templates, changelog, contributing guidelines, MIT license, and README

.github/workflows/dependency-review.yml

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+# On PRs: checks dependency changes for known vulnerabilities.
+# Useful when Dependabot or manual dependency updates are used in PRs.
+
+name: Dependency Review
+
+on:
+  pull_request:
+    branches: [main, master]
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Dependency Review
+        uses: actions/dependency-review-action@v4