Add SVF validation workflow

Author: mdheller

.github/workflows/svf-validation.yml

@@ -0,0 +1,18 @@
+name: SVF Validation
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  sourceos-svf-contracts:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+      - name: Validate SourceOS SVF contracts
+        run: make validate-svf-contracts