Set up critical CVE scan

.github/workflows/cve-scan.yml

@@ -0,0 +1,26 @@
+name: Trivy CVE Scan
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  trivy-scan:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Run Trivy vulnerability scan
+        uses: aquasecurity/trivy-action@master
+        with:
+          scan-type: 'fs'
+          severity: 'CRITICAL'
+          ignore-unfixed: true
+          format: 'table'
+          exit-code: '1'