Do not load tmp data if no pdf indexing

src/main.ts

@@ -126,10 +126,11 @@ async function populateIndex(): Promise<void> {
     await tmpEngine.addAllToMinisearch(pdfs)
     console.log(`Omnisearch - Indexed ${pdfs.length} PDFs`)
     console.timeEnd('Omnisearch - Timing')
-  }
 
     // Load PDFs into the main search engine, and write cache
     SearchEngine.loadTmpDataIntoMain()
+  }
+  
   SearchEngine.isIndexing.set(false)
   await tmpEngine.writeToCache()