wf reorg 6 remove pub uses

src/wf_authoring/builder/core.py

@@ -24,7 +24,7 @@ from ..dsl import Expr, PathArg, compile_condition
 from ..nodes.callables import SyncRegistryHandler
 from ..nodes.registry import build_registry
 from ..schemas import SchemaLike, StateSchemaLike, schema_ref_from, state_schema_from
-from ..spec import NodeSpec
+from ..nodes import NodeSpec
 from .ids import next_step_id, slug_id
 from .mapping import (
     MapArg,

src/wf_authoring/builder/mapping.py

@@ -6,7 +6,7 @@ from typing import Any, TypeAlias
 from wf_core import SchemaRef, StateSchema
 
 from ..dsl import GraphPath
-from ..spec import NodeSpec
+from ..nodes import NodeSpec
 
 MapArg: TypeAlias = Mapping[Any, Any]
 

src/wf_authoring/builder/refs.py

@@ -4,7 +4,7 @@ from typing import Any, TypeAlias, TypeGuard
 
 from wf_core import ConditionNode, ForeachNode, InterruptNode, NodeUse
 
-from ..spec import NodeSpec
+from ..nodes import NodeSpec
 
 StepRef: TypeAlias = str | NodeUse | ConditionNode | ForeachNode | InterruptNode
 BranchRef: TypeAlias = StepRef | NodeSpec[Any, Any]