add testing workflow

Author: maxammann

.github/workflows/security-testing-pr.yml

@@ -0,0 +1,35 @@
+on:
+  pull_request:
+
+name: Security (Testing)
+
+permissions:
+  contents: read
+
+jobs:
+  zizmor:
+    name: zizmor latest via PyPI
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write # needed for SARIF uploads
+      contents: read # only needed for private repos
+      actions: read # only needed for private repos
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        with:
+          persist-credentials: false
+
+      - name: Install the latest version of uv
+        uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
+
+      - name: Run zizmor 🌈
+        run: uvx zizmor --format=sarif . > results.sarif
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Upload SARIF file
+        uses: github/codeql-action/upload-sarif@4e94bd11f71e507f7f87df81788dff88d1dacbfb # v4.31.0
+        with:
+          sarif_file: results.sarif
+          category: zizmor