Add tfsec PR commenter action

This will comment if a change in the terraform code introduces a security issue.

.github/workflows/ci_lint_and_test.yml

@@ -127,6 +127,22 @@ jobs:
           terraform validate -no-color
         continue-on-error: false
 
+  tfsec-pr-commenter:
+    name: tfsec PR commenter
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - name: Clone repo
+        uses: actions/checkout@v4
+
+      - name: tfsec
+        uses: aquasecurity/[email protected]
+        with:
+          github_token: ${{ github.token }}
+          working_directory: 'terraform'
+
   terraform_plan-staging:
     uses: ./.github/workflows/terraform_plan.yml
     secrets: