collection: track pipeline ID

Archivematica 1.11 (dev) started including the ID of the pipeline in API
responses. This commit updates the workflow to extract the ID and persist
it. It is included in the detail view of the web interface.

Author: sevein

.gitattributes

@@ -0,0 +1,2 @@
+internal/api/gen/http/openapi.json linguist-generated=true
+internal/api/gen/http/openapi.yaml linguist-generated=true

internal/api/design/design.go

@@ -142,6 +142,9 @@ var Collection = Type("Collection", func() {
 		Format(FormatUUID)
 	})
 	Attribute("original_id", String, "Identifier provided by the client")
+	Attribute("pipeline_id", String, "Identifier of Archivematica pipeline", func() {
+		Format(FormatUUID)
+	})
 	Attribute("created_at", String, "Creation datetime", func() {
 		Format(FormatDateTime)
 	})
@@ -163,6 +166,7 @@ var StoredCollection = ResultType("application/vnd.enduro.stored-collection", fu
 		Attribute("transfer_id")
 		Attribute("aip_id")
 		Attribute("original_id")
+		Attribute("pipeline_id")
 		Attribute("created_at")
 		Attribute("completed_at")
 	})
@@ -175,6 +179,7 @@ var StoredCollection = ResultType("application/vnd.enduro.stored-collection", fu
 		Attribute("transfer_id")
 		Attribute("aip_id")
 		Attribute("original_id")
+		Attribute("pipeline_id")
 		Attribute("created_at")
 		Attribute("completed_at")
 	})