fix(gui): fix missing thinking_segments parameter persistence across sessions

src/project_manager.py

@@ -33,6 +33,14 @@ def entry_to_str(entry: dict[str, Any]) -> str:
  ts = entry.get("ts", "")
  role = entry.get("role", "User")
  content = entry.get("content", "")
+ 
+ segments = entry.get("thinking_segments")
+ if segments:
+  for s in segments:
+   marker = s.get("marker", "thinking")
+   s_content = s.get("content", "")
+   content = f"<{marker}>\n{s_content}\n</{marker}>\n{content}"
+   
  if ts:
   return f"@{ts}\n{role}:\n{content}"
  return f"{role}:\n{content}"