Ignore invalid edges.

lynxkite-app/src/lynxkite_app/crdt.py

@@ -273,6 +273,7 @@ async def execute(name: str, ws_crdt: pycrdt.Map, ws_pyd: workspace.Workspace, d
             nc["data"]["status"] = "planned"
             # Nodes get a reference to their CRDT maps, so they can update them as the results come in.
             np._crdt = nc
+    ws_pyd = ws_pyd.normalize()
     await workspace.execute(ws_pyd)
     workspace.save(ws_pyd, path)
     print(f"Finished running {name} in {ws_pyd.env}.")

lynxkite-core/src/lynxkite/core/workspace.py

@@ -97,6 +97,25 @@ class Workspace(BaseConfig):
     edges: list[WorkspaceEdge] = dataclasses.field(default_factory=list)
     _crdt: pycrdt.Map
 
+    def normalize(self):
+        if self.env not in ops.CATALOGS:
+            return self
+        catalog = ops.CATALOGS[self.env]
+        _ops = {n.id: catalog[n.data.title] for n in self.nodes if n.data.title in catalog}
+        valid_targets = set(
+            (n.id, h) for n in self.nodes for h in _ops[n.id].inputs if n.id in _ops
+        )
+        valid_sources = set(
+            (n.id, h) for n in self.nodes for h in _ops[n.id].outputs if n.id in _ops
+        )
+        edges = [
+            edge
+            for edge in self.edges
+            if (edge.source, edge.sourceHandle) in valid_sources
+            and (edge.target, edge.targetHandle) in valid_targets
+        ]
+        return self.model_copy(update={"edges": edges})
+
 
 async def execute(ws: Workspace):
     if ws.env in ops.EXECUTORS: