Improve function name and comments

Author: Ndpnt

src/archivist/index.js

@@ -160,9 +160,7 @@ export default class Archivist extends events.EventEmitter {
     if (!technicalUpgradeOnly) {
       await this.fetchAndRecordSnapshots(terms);
     } else {
-      // In technical upgrade mode, fetch and record snapshots only for new source documents
-      // that don't have existing snapshots yet (e.g., when a declaration is updated to add a new source document)
-      await this.fetchAndRecordMissingSnapshots(terms);
+      await this.fetchAndRecordNewSourceDocuments(terms); // In technical upgrade mode, fetch and record snapshots only for new source documents that don't have existing snapshots yet (e.g., when a declaration is updated to add a new source document)
     }
 
     const contents = await this.extractContentsFromSnapshots(terms);
@@ -194,14 +192,14 @@ export default class Archivist extends events.EventEmitter {
     }
   }
 
-  async fetchAndRecordMissingSnapshots(terms) {
+  async fetchAndRecordNewSourceDocuments(terms) {
     if (!terms.hasMultipleSourceDocuments) { // If the terms has only one source document, there is nothing to do
       return;
     }
 
     const existingVersion = await this.recorder.versionsRepository.findLatest(terms.service.id, terms.type);
 
-    if (!existingVersion) { // If the terms already has a version recorded, skip this step as the next version will be tagged as "First record…" anyway
+    if (!existingVersion) { // If the terms does not have a version recorded, skip this step as the next version will be tagged as "First record…" anyway
       return;
     }
 

src/index.js

@@ -42,8 +42,7 @@ export default async function track({ services, types, technicalUpgradeOnly, sch
 
   // Technical upgrade pass: apply changes from engine, dependency, or declaration upgrades.
   // This regenerates versions from existing snapshots with updated extraction logic.
-  // For terms with combined source documents, if a new document was added to the declaration,
-  // it will be fetched and combined with existing snapshots to regenerate the complete version.
+  // For terms with combined source documents, if a new document was added to the declaration, it will be fetched and combined with existing snapshots to regenerate the complete version.
   // All versions from this pass are labeled as technical upgrades to avoid false notifications about content changes.
   await archivist.track({ services, types, technicalUpgradeOnly: true });