feat(hub): trend plan breakeven and stop from monitor fullscreen

Proxy /api/hub/trend/stop and breakeven to instances; enable offset input and actions in hub UI. Add horizontal padding on strategy records page.

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

hub_bridge.py

@@ -158,6 +158,29 @@ def _invoke_view(view_name: str, path: str, form=None) -> dict:
         return {"ok": ok, "messages": msgs}
 
 
+def _invoke_view_get(view_name: str, path: str) -> dict:
+    views = _ctx().get("views") or {}
+    view = views.get(view_name)
+    if not view:
+        return {"ok": False, "messages": [f"未配置视图 {view_name}"]}
+    with current_app.test_request_context(path, method="GET"):
+        session["logged_in"] = True
+        try:
+            view()
+        except Exception as e:
+            return {"ok": False, "messages": [str(e)]}
+        try:
+            msgs = [str(x) for x in get_flashed_messages()]
+        except Exception as e:
+            return {"ok": False, "messages": [f"读取提示信息失败: {e}"]}
+        ok = True
+        for m in msgs:
+            if any(k in m for k in _FAIL_HINTS):
+                ok = False
+                break
+        return {"ok": ok, "messages": msgs}
+
+
 def _hub_json(view_name: str, path: str, form=None):
     try:
         return jsonify(_invoke_view(view_name, path, form=form))
@@ -445,6 +468,31 @@ def register_hub_routes(app):
             return jsonify({"ok": False, "msg": "预览不存在或已过期"}), 404
         return jsonify({"ok": True, "preview": preview})
 
+    @app.route("/api/hub/trend/stop/<int:pid>", methods=["POST"])
+    @_hub_auth_required
+    def api_hub_trend_stop(pid):
+        if not _ctx().get("has_trend"):
+            return jsonify({"ok": False, "msg": "该实例无趋势回调"}), 400
+        return jsonify(_invoke_view_get("stop_trend_pullback", f"/stop_trend_pullback/{pid}"))
+
+    @app.route("/api/hub/trend/breakeven/<int:pid>", methods=["POST"])
+    @_hub_auth_required
+    def api_hub_trend_breakeven(pid):
+        if not _ctx().get("has_trend"):
+            return jsonify({"ok": False, "msg": "该实例无趋势回调"}), 400
+        body = request.get_json(silent=True) or {}
+        raw = (request.form.get("breakeven_offset_pct") or body.get("breakeven_offset_pct") or "").strip()
+        form = {}
+        if raw != "":
+            form["breakeven_offset_pct"] = raw
+        return jsonify(
+            _invoke_view(
+                "trend_pullback_breakeven",
+                f"/trend_pullback_breakeven/{pid}",
+                form=form,
+            )
+        )
+
     @app.route("/hub-sso")
     def hub_sso_login():
         """中控签发的临时链接：写入 session 后跳转，直链访问仍走 /login。"""