Add top-nav Quotes blog feed page.

Surface recent review quotes grouped by trading day with expand, day PnL summary, and AI review jump.

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

manual_trading_hub/hub.py

@@ -980,6 +980,7 @@ def root_redirect():
 @app.get("/calculator")
 @app.get("/market")
 @app.get("/archive")
+@app.get("/quotes")
 @app.get("/dashboard")
 @app.get("/funds")
 @app.get("/ai")
@@ -1093,6 +1094,7 @@ class SettingsDisplayBody(BaseModel):
     show_nav_dashboard: bool = True
     show_nav_plan: bool = True
     show_nav_archive: bool = True
+    show_nav_quotes: bool = True
     show_nav_ai: bool = True
     show_nav_calculator: bool = True
     show_nav_strategy: bool = True