Rename positions nav to order monitor and set as default landing page.

Remove stats recalculate button; login and home now open /positions without affecting refresh on other routes.

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

app.py

@@ -709,7 +709,7 @@ def login_required(f):
 @app.route("/")
 def index():
     if session.get("logged_in"):
-        return redirect(url_for("plans"))
+        return redirect(url_for("positions"))
     return redirect(url_for("login"))
 
 
@@ -738,7 +738,7 @@ def login():
         if u == admin_u and check_password_hash(admin_hash, p):
             session["logged_in"] = True
             session["username"] = u
-            return redirect(url_for("plans"))
+            return redirect(url_for("positions"))
         flash("账号或密码错误")
     return render_template("login.html")
 
@@ -916,13 +916,6 @@ def api_position_live():
     return jsonify(out)
 
 
-@login_required
-def index():
-    if nav_enabled(get_setting, "plans"):
-        return redirect(url_for("plans"))
-    return redirect(url_for("positions"))
-
-
 @app.route("/plans")
 @login_required
 @require_nav("plans")