Add governed reusable pipelines and triggers

tests/test_service.py

@@ -173,6 +173,7 @@ class DataflowServiceTests(unittest.TestCase):
             payload=PipelineCreateRequest(
                 name="Monthly comparison",
                 description="First governed pipeline",
+                status="active",
                 graph=sample_graph(),
                 editor_mode="graph",
             ),
@@ -277,6 +278,7 @@ class DataflowServiceTests(unittest.TestCase):
             tenant_id="tenant-1",
             actor_id="user-1",
             payload=PipelinePreviewRequest(pipeline_id=pipeline.id, row_limit=1),
+            principal=principal(),
         )
         self.session.commit()
 
@@ -316,6 +318,7 @@ class DataflowServiceTests(unittest.TestCase):
             tenant_id="tenant-1",
             actor_id="user-1",
             payload=PipelinePreviewRequest(pipeline_id=pipeline.id),
+            principal=principal(),
         )
         self.session.commit()