context loading, path resolution, form state, dynamic rules, and provider-neutral assessment runner/cache boundary

src/markitect_tool/workflow/engine.py

@@ -25,6 +25,7 @@ from markitect_tool.query import (
     extract_document_with_engine,
     query_document_with_engine,
 )
+from markitect_tool.runtime import evaluate_form_state, load_runtime_context_file
 from markitect_tool.template import MissingTemplateVariable, TemplateError, render_template
 
 
@@ -322,6 +323,8 @@ class WorkflowRunner:
             return self._step_contract_stub(step)
         if kind == "contract_check":
             return self._step_contract_check(step)
+        if kind == "form_state":
+            return self._step_form_state(step)
         if kind == "assisted":
             return self._step_assisted(step)
         raise WorkflowError(f"Unsupported workflow step kind `{kind}`")
@@ -404,9 +407,28 @@ class WorkflowRunner:
     def _step_contract_check(self, step: dict[str, Any]) -> dict[str, Any]:
         document_path = _safe_input_path(self.base_dir, step.get("document"))
         contract_path = _safe_input_path(self.base_dir, step.get("contract"))
-        result = check_markdown_file(document_path, contract_path)
+        context_path = (
+            _safe_input_path(self.base_dir, step.get("context"))
+            if step.get("context")
+            else None
+        )
+        result = check_markdown_file(document_path, contract_path, context_path=context_path)
         return result.to_dict() | {"kind": "contract_check"}
 
+    def _step_form_state(self, step: dict[str, Any]) -> dict[str, Any]:
+        document_path = _safe_input_path(self.base_dir, step.get("document"))
+        contract_path = _safe_input_path(self.base_dir, step.get("contract"))
+        context_path = (
+            _safe_input_path(self.base_dir, step.get("context"))
+            if step.get("context")
+            else None
+        )
+        document = parse_markdown_file(document_path)
+        contract = load_contract_file(contract_path)
+        context = load_runtime_context_file(context_path) if context_path else None
+        result = evaluate_form_state(document, contract, context)
+        return result.to_dict() | {"kind": "form_state"}
+
     def _step_assisted(self, step: dict[str, Any]) -> dict[str, Any]:
         optional = bool(step.get("optional", True))
         if self.assisted_hook is None: