Localize engine progress messages

locales/ui/en.ftl

@@ -639,10 +639,22 @@ metadataDiff-field = { $field }: DB = { $database } · File = { $file }
 metadataDiff-entity = { $entity } · { $path }
 metadataDiff-orphan = { $reason } · { $path }
 engine-fillMissingTranslationsStarted = Filling missing translations…
-engine-translatingContent = Translating content…
 engine-fillMissingTranslationsComplete = Translation batch complete: { $posts } posts, { $media } media, { $failed } failed
 engine-autoTranslationStarted = Creating missing translations…
 engine-autoTranslationComplete = Created { $count } draft translations
+engine-progress-scanningPublishedPosts = Scanning published posts…
+engine-progress-translatingPost = Translating { $title } → { $language }
+engine-progress-translationBatchComplete = Translation batch complete
+engine-progress-loadingProjectMetadata = Loading project metadata…
+engine-progress-scanningPosts = Scanning posts…
+engine-progress-postItem = Posts: { $current }/{ $total } — { $name }
+engine-progress-scanningMedia = Scanning media…
+engine-progress-mediaItem = Media: { $current }/{ $total } — { $name }
+engine-progress-rebuildingTemplates = Rebuilding templates…
+engine-progress-rebuildingScripts = Rebuilding scripts…
+engine-progress-importingTags = Importing tags…
+engine-progress-refreshingSemanticIndex = Refreshing semantic index…
+engine-progress-rebuildComplete = Rebuild complete
 translationValidation-run = Validate
 translationValidation-running = Validating translations…
 translationValidation-idle = Run validation to check translations in the database and filesystem.