fix: Agents panels now render Markdown (bold, headers, lists)

Changed Text() to Markdown() in agents.start() verbose output so
**bold**, # headers, - lists render properly in multi-agent panels.

Author: MervinPraison

src/praisonai-agents/praisonaiagents/agents/agents.py

@@ -1320,8 +1320,9 @@ def start(self, content=None, return_dict=False, output=None, **kwargs):
                 if result:
                     response_text = str(result.raw)
                     # No truncation - show full response in verbose mode
+                    from rich.markdown import Markdown
                     console.print(Panel(
-                        Text(response_text),
+                        Markdown(response_text),
                         title=f"[bold]Agent [{idx}/{total_agents}] Complete ({elapsed:.1f}s)[/]",
                         border_style=PRAISON_COLORS["response"],
                         padding=(1, 2)