fix: add involves edge from task to agent:nomos at creation

Plus sync vendor directory for Docker build compatibility.

vendor/github.com/openai/openai-go/packages/param/null.go

@@ -0,0 +1,19 @@
+package param
+
+import "github.com/openai/openai-go/internal/encoding/json/sentinel"
+
+// NullMap returns a non-nil map with a length of 0.
+// When used with [MarshalObject] or [MarshalUnion], it will be marshaled as null.
+//
+// It is unspecified behavior to mutate the map returned by [NullMap].
+func NullMap[MapT ~map[string]T, T any]() MapT {
+	return sentinel.NewNullSentinel(func() MapT { return make(MapT, 1) })
+}
+
+// NullSlice returns a non-nil slice with a length of 0.
+// When used with [MarshalObject] or [MarshalUnion], it will be marshaled as null.
+//
+// It is unspecified behavior to mutate the slice returned by [NullSlice].
+func NullSlice[SliceT ~[]T, T any]() SliceT {
+	return sentinel.NewNullSentinel(func() SliceT { return make(SliceT, 0, 1) })
+}