workflow builder deprecated field stop use in wf_mcp

src/wf_artifacts/drafts/adapter.py

@@ -1,5 +1,7 @@
 from __future__ import annotations
 
+from typing import Any
+
 from wf_authoring import WorkflowBuilder
 from wf_authoring.dsl import PathExpr
 from wf_core import JoinNode, Workflow
@@ -42,9 +44,8 @@ def _add_step(builder: WorkflowBuilder, step_id: str, step: DraftStep):
         return builder.use_ref(
             step.use,
             id=step_id,
-            in_map=step.in_,
-            input_values=step.with_,
-            out_map=step.out,
+            input=_draft_input_bindings(step),
+            output=_draft_output_bindings(step),
             desc=step.desc,
         )
     if isinstance(step, DraftForeachStep):
@@ -88,3 +89,24 @@ def _add_step(builder: WorkflowBuilder, step_id: str, step: DraftStep):
             default=step.match.default,
         ).entry
     raise TypeError(f"unsupported draft step {type(step)!r}")
+
+
+def _draft_input_bindings(step: DraftUseStep) -> list[dict[str, Any]]:
+    """Translate draft input maps into canonical core input binding structs.
+
+    Draft JSON keeps `in` and `with` because they are compact patch targets for
+    LLM clients. The compiled workflow should not re-emit deprecated builder map
+    sugar, so this adapter boundary converts them to `NodeUse.input`.
+    """
+    literal_bindings = [
+        {"target": target, "value": value} for target, value in step.with_.items()
+    ]
+    path_bindings = [
+        {"target": target, "path": source} for source, target in step.in_.items()
+    ]
+    return [*literal_bindings, *path_bindings]
+
+
+def _draft_output_bindings(step: DraftUseStep) -> list[dict[str, str]]:
+    """Translate draft output maps into canonical core output binding structs."""
+    return [{"source": source, "target": target} for source, target in step.out.items()]