perf: 计划费用保存/删除性能优化

- 后端新增/api/<resource>/list轻量级列表接口
- plan_expense.js保存/删除后改为轻量刷新,不再调load()
- 避免全量bootstrap+7模块渲染,只刷新费用列表
- 版本号 v1.0.0.37

backend/routes.py

@@ -666,6 +666,26 @@ def bootstrap():
 
 # ---------- 通用 CRUD ----------
 
+@bp.route("/api/<resource>/list", methods=["GET"])
+@login_required
+def list_resource(resource):
+    """轻量级列表接口，只返回指定 tenant 的记录"""
+    if resource not in TABLES:
+        return jsonify({"error": "unknown resource"}), 404
+    table, _ = TABLES[resource]
+    tenant = request.args.get("tenant", session.get("tenants", [""])[0])
+    allowed = session.get("tenants", [])
+    allowed = [t if t != "总工作台" else "总览" for t in allowed]
+    allowed = [t if t != "学会·无界" else "学术·无界" for t in allowed]
+    if tenant not in allowed:
+        tenant = allowed[0] if allowed else ""
+    conn = db()
+    try:
+        result = rows(conn, f"SELECT * FROM {table} WHERE tenant=? ORDER BY id DESC", [tenant])
+        return jsonify(result)
+    finally:
+        conn.close()
+
 @bp.route("/api/<resource>", methods=["POST"])
 @login_required
 def create_resource(resource):