feat: add hub fund overview tab with 180-day equity curves

Add /funds page for total and per-account balance (funding+trading), drawdown, and daily snapshots from monitor board aggregation.

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

manual_trading_hub/hub.py

@@ -248,6 +248,12 @@ async def _run_chart_poll() -> dict:
 async def _run_board_aggregate() -> dict:
     try:
         body = await asyncio.wait_for(_build_monitor_board_payload(), timeout=HUB_BOARD_TIMEOUT)
+        try:
+            from hub_fund_history_lib import record_fund_snapshot_from_board
+
+            await asyncio.to_thread(record_fund_snapshot_from_board, body.get("rows") or [])
+        except Exception:
+            pass
         return {"ok": True, **body}
     except asyncio.TimeoutError:
         return {
@@ -641,6 +647,7 @@ def root_redirect():
 @app.get("/monitor")
 @app.get("/market")
 @app.get("/archive")
+@app.get("/funds")
 @app.get("/ai")
 @app.get("/settings")
 def shell_pages():
@@ -2067,6 +2074,22 @@ async def api_archive_sync():
     return body
 
 
+@app.get("/api/hub/fund-overview")
+def api_hub_fund_overview():
+    from hub_fund_history_lib import build_fund_overview
+    from hub_ai.config import trading_day_reset_hour
+
+    settings = load_settings()
+    snap = board_store.snapshot_dict()
+    payload = build_fund_overview(
+        settings.get("exchanges") or [],
+        board_rows=snap.get("rows") or [],
+        reset_hour=trading_day_reset_hour(),
+        updated_at=snap.get("updated_at"),
+    )
+    return payload
+
+
 @app.get("/api/ping")
 def api_ping():
     return {
@@ -2074,7 +2097,7 @@ def api_ping():
         "service": "manual-trading-hub",
         "build": HUB_BUILD,
         "trade_ui": False,
-        "features": ["monitor", "settings", "auth", "board_sse", "archive"],
+        "features": ["monitor", "settings", "auth", "board_sse", "archive", "funds"],
         "board_poll_interval_sec": HUB_BOARD_POLL_INTERVAL,
         "board_version": board_store.version,
         "board_aggregating": board_store.aggregating,