implement ingestNGAS flag only on EB ingestion (VLBA/GMVA currently)

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

@@ -129,6 +129,19 @@ class IngestionManifest(ManifestComponentIF):
 
         return flag
 
+    def get_ngas_flag(self) -> bool:
+        """Determine and retrieve the correct ingestNGAS flag for this type of ingestion/curation"""
+
+        # default to true for all types
+        flag = True
+        # TODO: Add properties for other types
+        if self.sp_type == ScienceProductType.EXEC_BLOCK:
+            # EB ingestion might create duplicate file versions during testing, check flag state
+            if self.telescope == Telescope.VLBA or self.telescope == Telescope.GMVA:
+                flag = CapoConfig().getboolean("archive-ingestion.ingestNGAS")
+
+        return flag
+
     def build_ingest_parameters(self, additional_metadata: AbstractTextFile):
         """
         Make the "parameters" section of the manifest