build: add trivy (#194)

Author: leonardoanalista

.github/workflows/trivy.yml

@@ -0,0 +1,18 @@
+name: Trivy security Gate
+on: [push]
+jobs:
+  security-gate:
+    name: Trivy security Gate
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Run Trivy vulnerability scanner in repo mode
+        uses: aquasecurity/trivy-action@master
+        with:
+          scan-type: 'fs'
+          format: 'table'
+          exit-code: '1'
+          severity: 'CRITICAL'
+          ignore-unfixed: true