fix: files manually

app/workflows/__init__.py

@@ -0,0 +1,3 @@
+from .ingestion_workflow import IngestionWorkflow, create_ingestion_workflow
+
+__all__ = ["IngestionWorkflow", "create_ingestion_workflow"]

app/workflows/ingestion_workflow.py

@@ -0,0 +1,77 @@
+from __future__ import annotations
+
+import functools
+from typing import Any, Callable
+from ..nodes import deployment_node, discovery_node, generation_node, validation_node
+from ..states.ingestion_state import IngestionState
+
+
+class IngestionWorkflow:
+    """LangGraph StateGraph workflow runner for Content Ingestion Agent.
+
+    Executes the 4-phase contract: Discovery -> Validation -> Generation -> Deployment.
+    """
+
+    def __init__(
+        self,
+        scm: Any = None,
+        cms: Any = None,
+        allowed_sources: set[str] | None = None,
+        publish_enabled: bool = False,
+        require_governance_approval: bool = True,
+    ):
+        self.nodes: dict[str, Callable[[IngestionState], dict[str, Any]]] = {
+            "discovery": discovery_node,
+            "validation": functools.partial(validation_node, allowed_sources=allowed_sources),
+            "generation": functools.partial(generation_node, scm=scm),
+            "deployment": functools.partial(
+                deployment_node,
+                cms=cms,
+                publish_enabled=publish_enabled,
+                require_governance_approval=require_governance_approval,
+            ),
+        }
+
+    def invoke(self, state: IngestionState) -> IngestionState:
+        """Run the workflow sequentially through the 4 phases."""
+        current_state: IngestionState = dict(state)  # type: ignore
+        current_state.setdefault("messages", [])
+        current_state.setdefault("errors", [])
+        current_state.setdefault("has_errors", False)
+        current_state.setdefault("current_step", "discovery")
+        current_state.setdefault("next_step", "discovery")
+
+        current_node_name = "discovery"
+
+        while current_node_name and current_node_name != "END":
+            node_fn = self.nodes.get(current_node_name)
+            if not node_fn:
+                break
+
+            update = node_fn(current_state)
+            current_state.update(update)  # type: ignore
+
+            # Route based on next_step contract
+            next_step = current_state.get("next_step")
+            if not next_step or next_step == "END" or current_state.get("has_errors"):
+                break
+
+            current_node_name = next_step
+
+        return current_state
+
+
+def create_ingestion_workflow(
+    scm: Any = None,
+    cms: Any = None,
+    allowed_sources: set[str] | None = None,
+    publish_enabled: bool = False,
+    require_governance_approval: bool = True,
+) -> IngestionWorkflow:
+    return IngestionWorkflow(
+        scm=scm,
+        cms=cms,
+        allowed_sources=allowed_sources,
+        publish_enabled=publish_enabled,
+        require_governance_approval=require_governance_approval,
+    )