Add Darkwing security scan results and remediation artifacts

Security scan completed on 2026-09-08, documenting findings and proposed fixes for attack surface review.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

findings.sarif

@@ -0,0 +1,15 @@
+{
+  "$schema": "https://json.schemastore.org/sarif-2.1.0.json",
+  "version": "2.1.0",
+  "runs": [
+    {
+      "tool": {
+        "driver": {
+          "name": "Darkwing",
+          "rules": []
+        }
+      },
+      "results": []
+    }
+  ]
+}