fix(types): T4 — stop spreading TopologySummary as dict; fix heartbeat .get() and scope param

decnet/web/router/topology/api_create_blank_topology.py

@@ -120,4 +120,4 @@ async def api_create_blank_topology(
     row = await repo.get_topology(topology_id)
     if row is None:  # pragma: no cover — create then vanish
         raise HTTPException(status_code=500, detail="topology insert vanished")
-    return TopologySummary(**row)
+    return row

decnet/web/router/topology/api_create_topology.py

@@ -74,4 +74,6 @@ async def api_create_topology(
             ) from exc
         raise
     row = await repo.get_topology(topology_id)
-    return TopologySummary(**row)
+    if row is None:  # pragma: no cover — create then vanish
+        raise HTTPException(status_code=500, detail="topology insert vanished")
+    return row

decnet/web/router/topology/api_deploy_topology.py

@@ -73,4 +73,4 @@ async def api_deploy_topology(
         )
 
     background.add_task(_run_deploy, topology_id)
-    return TopologySummary(**topo)
+    return topo

decnet/web/router/topology/api_list_topologies.py

@@ -6,7 +6,7 @@ from typing import Optional
 from fastapi import APIRouter, Depends, Query
 
 from decnet.telemetry import traced as _traced
-from decnet.web.db.models import TopologyListResponse, TopologySummary
+from decnet.web.db.models import TopologyListResponse
 from decnet.web.dependencies import repo, require_viewer
 
 router = APIRouter()
@@ -35,5 +35,5 @@ async def api_list_topologies(
         total=total,
         limit=limit,
         offset=offset,
-        data=[TopologySummary(**r) for r in rows],
+        data=rows,
     )

decnet/web/router/topology/api_teardown_topology.py

@@ -76,4 +76,4 @@ async def api_teardown_topology(
         )
 
     background.add_task(_run_teardown, topology_id)
-    return TopologySummary(**topo)
+    return topo