feat: add autonomous fiscal control panel

central/app/audit.py

@@ -0,0 +1,11 @@
+"""Immutable audit events for human control-plane actions."""
+
+from .events import sanitize_event
+from .models import AuditEvent
+
+
+def record_audit(session, *, admin_user_id: int | None, action: str, target_type: str, target_id: str, context: dict | None = None, tenant_id: int | None = None, severity: str = "INFO"):
+    _, safe_context = sanitize_event(action, context or {})
+    event = AuditEvent(admin_user_id=admin_user_id, tenant_id=tenant_id, action=action, target_type=target_type, target_id=str(target_id), context=safe_context, severity=severity)
+    session.add(event)
+    return event