don't create artifacts tars for curation

apps/cli/executables/pexable/ingest_envoy/ingest_envoy/ingestion_manifest.py

@@ -440,11 +440,19 @@ class IngestionManifestBuilder:
             destination_dir=self.manifest_destination_dir,
         )
 
-        artifacts_ap = self._build_artifacts_product()
+        if is_full_curation:
+            # find the existing artifacts tar file name
+            artifacts_ap = self._find_existing_record(self.files_found)
+        else:
+            # build new artifacts tar
+            artifacts_ap = self._build_artifacts_product()
+
         if artifacts_ap not in manifest.output_group.ancillary_products:
             manifest.output_group.ancillary_products.append(artifacts_ap)
         manifest_file = manifest.write()
-        self.write_ingestion_artifacts_tar(self.manifest_destination_dir / artifacts_ap.filename)
+        if not is_full_curation:
+            # we're running initial ingestion, make a new artifacts tar
+            self.write_ingestion_artifacts_tar(self.manifest_destination_dir / artifacts_ap.filename)
 
         return manifest, manifest_file
 
@@ -548,6 +556,18 @@ class IngestionManifestBuilder:
             AncillaryProductType.INGESTION_ARTIFACTS, IngestionManifestBuilder._build_artifacts_filename()
         )
 
+    @staticmethod
+    def _find_existing_record(available_files: list) -> AncillaryProduct:
+        """
+        Find an existing artifacts tar for curation
+
+        :param available_files: existing files list
+        :return: Ancillary Product of existing tar
+        """
+        for file in available_files:
+            if INGESTION_ARTIFACTS_NAME in file.name:
+                return AncillaryProduct(AncillaryProductType.INGESTION_ARTIFACTS, file.name)
+
     def write_ingestion_artifacts_tar(self, artifacts_path: Path) -> tarfile.TarFile:
         """
         Take the list of files and write a tar file for inclusion in the archive.