Enhance title handling in main.py with HTML escaping for improved safety

main.py

@@ -1,6 +1,7 @@
 import json
 import os
 import dotenv
+import html
 from summarize_paper import summarize_paper
 from fetch_data import fetch_paper_data_with_category
 from post_blog import post_blog
@@ -29,7 +30,7 @@ def paper_data(paper_data, wait_time=5):
                     print(f"Skipping paper with ID: {paper_id} (summary/mindmap not found)")
                     continue
                 try:
-                    title = title.encode('unicode-escape').decode().replace('\\\\', '\\')
+                    title = html.escape(title.encode('unicode-escape').decode().replace('\\\\', '\\'))
                     summary = summary.encode('unicode-escape').decode().replace('\\\\', '\\')
                     mindmap = mindmap.encode('unicode-escape').decode().replace('\\\\', '\\')
                     citation = citation.encode('unicode-escape').decode().replace('\\\\', '\\')