feat: batch update - gift card breakdown spec, backend APIs, miniprogram pages, ETL finance recharge, docs & migrations

apps/backend/app/schemas/xcx_config.py

@@ -0,0 +1,12 @@
+"""CONFIG-1 技能类型响应 Schema。"""
+
+from __future__ import annotations
+
+from app.schemas.base import CamelModel
+
+
+class SkillTypeItem(CamelModel):
+    key: str    # chinese/snooker/mahjong/karaoke
+    label: str  # 中文标签
+    emoji: str  # 表情符号
+    cls: str    # 前端样式类