同步更新：重构路由、服务模块，更新前端构建

services/browse_types.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from __future__ import annotations
+
+
+BROWSE_TYPE_SHOULD_READ = "应读"
+BROWSE_TYPE_PRE_REG_UNREAD = "注册前未读"
+
+_BROWSE_TYPES_ALLOWED_INPUT = {BROWSE_TYPE_SHOULD_READ, BROWSE_TYPE_PRE_REG_UNREAD}
+
+
+def normalize_browse_type(value, default: str = BROWSE_TYPE_SHOULD_READ) -> str:
+    text = str(value or "").strip()
+    if text == BROWSE_TYPE_PRE_REG_UNREAD:
+        return BROWSE_TYPE_PRE_REG_UNREAD
+    if text == BROWSE_TYPE_SHOULD_READ:
+        return BROWSE_TYPE_SHOULD_READ
+    return default
+
+
+def validate_browse_type(value, default: str = BROWSE_TYPE_SHOULD_READ):
+    text = str(value if value is not None else default).strip()
+    if text not in _BROWSE_TYPES_ALLOWED_INPUT:
+        return None
+    return normalize_browse_type(text, default=default)
+