Only the last 300 lines

app.py

@@ -17,7 +17,16 @@ def log_file_to_html_string():
 
     console = Console(record=True, width=150)
     with open(log_file, "rt") as f:
-        syntax = Syntax(f.read(), "python", theme="monokai", word_wrap=True)
+        # Seek to the end of the file minus 300 lines
+        f.seek(0, 2)
+        file_size = f.tell()
+        f.seek(max(0, file_size - 300))
+        # Read the last 300 lines of the file
+        lines = f.readlines()
+
+        # Syntax-highlight the last 300 lines of the file using the Python lexer and Monokai style
+        output = "".join(lines)
+        syntax = Syntax(output, "python", theme="monokai", word_wrap=True)
 
     console.print(syntax)
     html_content = console.export_html(inline_styles=True)