Add show_post_flags configuration option and update post parsing to conditionally format flags based on this setting

config.py

@@ -19,4 +19,5 @@ def get_settings():
         "token": os.getenv("TOKEN", ""),
         "time_based_merge": os.getenv("TIME_BASED_MERGE", "False").strip() in ["True", "true"],
         "show_bridge_link": os.getenv("SHOW_BRIDGE_LINK", "False").strip() in ["True", "true"],
+        "show_post_flags": os.getenv("SHOW_POST_FLAGS", "False").strip() in ["True", "true"],
     } 

post_parser.py

@@ -285,6 +285,9 @@ class PostParser:
         return html_content
 
     def _format_flags(self, message: Message) -> str:
+        if not Config['show_post_flags']:
+            return ''
+        
         flags = self._extract_flags(message)
         if flags:
             return f'<div class="message-flags">Flags: {", ".join(flags)}</div>'