Improved workplan dependency management facilities

state-hub/api/schemas/workstream_dependency.py

@@ -5,7 +5,9 @@ from pydantic import BaseModel, ConfigDict
 
 
 class WorkstreamDependencyCreate(BaseModel):
-    to_workstream_id: uuid.UUID
+    to_workstream_id: uuid.UUID | None = None
+    to_task_id: uuid.UUID | None = None
+    relationship_type: str = "blocks"
     description: str | None = None
 
 
@@ -13,7 +15,9 @@ class WorkstreamDependencyRead(BaseModel):
     model_config = ConfigDict(from_attributes=True)
     id: uuid.UUID
     from_workstream_id: uuid.UUID
-    to_workstream_id: uuid.UUID
+    to_workstream_id: uuid.UUID | None = None
+    to_task_id: uuid.UUID | None = None
+    relationship_type: str
     description: str | None = None
     created_at: datetime
     updated_at: datetime
@@ -22,7 +26,11 @@ class WorkstreamDependencyRead(BaseModel):
 class WorkstreamDepStub(BaseModel):
     """Minimal projection of the other end of a dependency edge."""
     dep_id: uuid.UUID
-    workstream_id: uuid.UUID
-    workstream_slug: str
-    workstream_title: str
+    target_type: str = "workstream"
+    relationship_type: str = "blocks"
+    workstream_id: uuid.UUID | None = None
+    workstream_slug: str | None = None
+    workstream_title: str | None = None
+    task_id: uuid.UUID | None = None
+    task_title: str | None = None
     description: str | None = None