fix(iwooos): retry alert receipt security readback

apps/api/src/api/v1/iwooos.py

@@ -86,22 +86,27 @@ async def _wazuh_readonly_status() -> JSONResponse:
 
 
 async def _alertmanager_receipt_readback() -> dict[str, Any]:
-    try:
-        payload = await list_recent_channel_events(
-            project_id="awoooi",
-            channel_type=None,
-            provider_prefix="alertmanager",
-            limit=20,
-        )
-        return {**payload, "source_status": payload.get("source_status", "ready")}
-    except Exception as exc:
-        return {
-            "events": [],
-            "total": 0,
-            "limit": 20,
-            "source_status": "source_unavailable",
-            "source_error": exc.__class__.__name__,
-        }
+    last_error: Exception | None = None
+    for attempt in range(2):
+        try:
+            payload = await list_recent_channel_events(
+                project_id="awoooi",
+                channel_type=None,
+                provider_prefix="alertmanager",
+                limit=5,
+            )
+            return {**payload, "source_status": payload.get("source_status", "ready")}
+        except Exception as exc:
+            last_error = exc
+            if attempt == 0:
+                await asyncio.sleep(0.05)
+    return {
+        "events": [],
+        "total": 0,
+        "limit": 5,
+        "source_status": "source_unavailable",
+        "source_error": last_error.__class__.__name__ if last_error else "UnknownError",
+    }
 
 
 @router.get("/api/iwooos/wazuh")