Rename app.py to app6.py

app.py → app6.py

@@ -88,7 +88,9 @@ def compare_all(old_pdf, new_pdf, lo_file):
 
     explanation = ("---"
         "📚 **Explanation of Methods**:"
+                   
         "- **TF-IDF Similarity** checks how often important words appear in both documents. It gives a quick idea of textual overlap."
+                   
         "- **Transformer Similarity** uses AI to understand meaning beyond words. It compares the 'sense' of the documents like a human would."
     )