feat(hub): render AI summary account breakdown as icon table

Replace pipe-separated account lines with a structured table from stats_snapshot, including exchange icons and position remarks.

Co-authored-by: Cursor <cursoragent@cursor.com>

manual_trading_hub/hub_ai/summary.py

@@ -4,7 +4,7 @@ from __future__ import annotations
 from typing import Any
 
 from hub_ai.client import generate_text, model_label
-from hub_ai.context import build_daily_context
+from hub_ai.context import build_daily_context, format_account_remark
 from hub_ai.prompts import SUMMARY_SYSTEM, build_summary_user_prompt
 from hub_ai.store import append_summary, get_latest_summary, list_summaries
 
@@ -38,11 +38,13 @@ def generate_daily_summary(
         "totals": ctx.get("totals"),
         "by_account": {
             str(ac.get("key") or ac.get("id")): {
+                "key": ac.get("key"),
                 "name": ac.get("name"),
                 "status": ac.get("status"),
                 "pnl_u": (ac.get("trade_stats") or {}).get("total_pnl_u"),
                 "closed_count": (ac.get("trade_stats") or {}).get("closed_count"),
                 "float_pnl_u": ac.get("float_pnl_u"),
+                "remark": format_account_remark(ac),
                 "issues": ac.get("issues") or [],
             }
             for ac in ctx.get("accounts") or []