Create app.py

app.py

@@ -0,0 +1,19 @@
+from fastapi import FastAPI
+from typing import Dict, Any
+
+app = FastAPI()
+
+@app.post("/audit")
+async def audit(bundle: Dict[str, Any]):
+    # very simple scoring; replace with your real checks later
+    metrics = {
+        "TCS": 0.9 if bundle.get("network",{}).get("data") else 0.5,
+        "HDI": 1.0,
+        "PDS": 0.6,
+        "EVI": 3,
+        "CBS": 0.2,
+        "LQS": 0.6
+    }
+    decision = "approve" if metrics["CBS"] <= 0.6 else "revise"
+    deltas = [] if decision=="approve" else ["Add contrary evidence scan."]
+    return {"metrics": metrics, "decision": decision, "deltas": deltas}