feat(hub): add data dashboard and AI chat with session history

Add /dashboard with daily PnL overview and loss alerts. Extend AI coach chat with history sidebar, delete/switch sessions, message copy, and trading vs general bot modes.

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

manual_trading_hub/hub.py

@@ -648,6 +648,7 @@ def root_redirect():
 @app.get("/monitor")
 @app.get("/market")
 @app.get("/archive")
+@app.get("/dashboard")
 @app.get("/funds")
 @app.get("/ai")
 @app.get("/settings")
@@ -661,10 +662,24 @@ def _all_exchanges_for_ai() -> list:
 
 
 from hub_ai.routes import create_hub_ai_router
+from hub_dashboard import build_dashboard_payload, default_trading_day
 
 app.include_router(create_hub_ai_router(load_all_exchanges=_all_exchanges_for_ai))
 
 
+@app.get("/api/dashboard/daily")
+def api_dashboard_daily(trading_day: str = ""):
+    day = (trading_day or "").strip()[:10] or default_trading_day()
+    try:
+        payload = build_dashboard_payload(
+            _all_exchanges_for_ai(),
+            trading_day=day,
+        )
+    except Exception as exc:
+        raise HTTPException(status_code=502, detail=str(exc)) from exc
+    return payload
+
+
 @app.get("/trade")
 def trade_removed_redirect():
     from fastapi.responses import RedirectResponse
@@ -2107,7 +2122,7 @@ def api_ping():
         "service": "manual-trading-hub",
         "build": HUB_BUILD,
         "trade_ui": False,
-        "features": ["monitor", "settings", "auth", "board_sse", "archive", "funds"],
+        "features": ["monitor", "settings", "auth", "board_sse", "archive", "dashboard", "funds"],
         "board_poll_interval_sec": HUB_BOARD_POLL_INTERVAL,
         "board_version": board_store.version,
         "board_aggregating": board_store.aggregating,