Update app.py

app.py

@@ -80,8 +80,14 @@ def app_interface(html_file, tones, platform_choice, api_key):
             return "Please upload an HTML blog post."
 
         print("[app_interface] Reading HTML file...")
-        html_bytes = html_file.read()
-        html_content = html_bytes.decode("utf-8")
+
+        if hasattr(html_file, "name"):
+            with open(html_file.name, "r", encoding="utf-8") as f:
+                html_content = f.read()
+        else:
+            html_bytes = html_file.read()
+            html_content = html_bytes.decode("utf-8")
+
         main_text = extract_main_content(html_content)
         if not main_text:
             return "Couldn't extract content from file. Ensure it's a valid HTML blog post."