Update app.py

app.py

@@ -386,7 +386,7 @@ def create_and_link_pdfs(source_pdf="TestSource.pdf", target_pdf="TestTarget.pdf
         text_pdf = PdfReader(buffer)
         page = writer.pages[0]
         page.merge_page(text_pdf.pages[0])
-        # Use url parameter for external link
+        # Correctly include url parameter
         link = Link(
             rect=(90, seven_y - 10, 150, seven_y + 10),
             url=f"file://{os.path.abspath(target)}#page=1"