启动器新增游戏设置页（频道开关+活动开关），窗口标题改名

- 服务端新增活动开关运行时配置与 GM 接口（GET/POST /dnf/gm/activity-switches），
  持久化到 Settings，接入月签到/周签到/PC房↔累计在线的实时下发
- 服务端新增频道开关 GM 接口（channel-switches），目录生成时过滤禁用频道
- channelcatalog/channelinfo 支持按禁用频道 ID 过滤目录与客户端脚本
- 启动器新增「游戏设置」页面：频道开关 Tab + 活动开关 Tab
- native.py/server.py 新增对应转发 API
- 窗口标题/页面 title/侧边栏「90轮回」统一改为「DNF90 灵狐小竹整合单机版」

launcher/server.py

@@ -578,6 +578,10 @@ class Handler(BaseHTTPRequestHandler):
             self._api_character_black_diamond(qs)
         elif path == "/api/gameplay":
             self._api_gameplay(qs)
+        elif path == "/api/game-settings/activity-switches":
+            self._api_activity_switches()
+        elif path == "/api/game-settings/channel-switches":
+            self._api_channel_switches()
         elif path == "/api/quests":
             self._api_quests(qs)
         elif path == "/api/quests/search":
@@ -638,6 +642,10 @@ class Handler(BaseHTTPRequestHandler):
             self._api_gameplay_fatigue_mode(data)
         elif path == "/api/gameplay/burning":
             self._api_gameplay_burning(data)
+        elif path == "/api/game-settings/activity-switch":
+            self._api_activity_switch(data)
+        elif path == "/api/game-settings/channel-switch":
+            self._api_channel_switch(data)
         elif path == "/api/character/fatigue/refill":
             self._api_fatigue_refill(data)
         elif path == "/api/quests/action":
@@ -1214,6 +1222,61 @@ class Handler(BaseHTTPRequestHandler):
         except Exception as e:
             self._json({"error": str(e)}, 500)
 
+    def _api_activity_switches(self):
+        if not self._require_native():
+            return
+        try:
+            res = NATIVE.get_activity_switches()
+            self._json({"ok": True, "data": res})
+        except NativeError as e:
+            self._json({"error": str(e)}, 502)
+        except Exception as e:
+            self._json({"error": str(e)}, 500)
+
+    def _api_activity_switch(self, data):
+        if not self._require_native():
+            return
+        key = data.get("key", "")
+        enabled = bool(data.get("enabled", False))
+        if not key:
+            self._json({"error": "missing key"}, 400)
+            return
+        try:
+            res = NATIVE.set_activity_switch(key, enabled)
+            self._json({"ok": True, "data": res})
+        except NativeError as e:
+            self._json({"error": str(e)}, 502)
+        except Exception as e:
+            self._json({"error": str(e)}, 500)
+
+    def _api_channel_switches(self):
+        if not self._require_native():
+            return
+        try:
+            res = NATIVE.get_channel_switches()
+            self._json({"ok": True, "data": res})
+        except NativeError as e:
+            self._json({"error": str(e)}, 502)
+        except Exception as e:
+            self._json({"error": str(e)}, 500)
+
+    def _api_channel_switch(self, data):
+        if not self._require_native():
+            return
+        try:
+            channel_id = int(data.get("channel_id"))
+        except (TypeError, ValueError):
+            self._json({"error": "missing or invalid channel_id"}, 400)
+            return
+        enabled = bool(data.get("enabled", False))
+        try:
+            res = NATIVE.set_channel_switch(channel_id, enabled)
+            self._json({"ok": True, "data": res})
+        except NativeError as e:
+            self._json({"error": str(e)}, 502)
+        except Exception as e:
+            self._json({"error": str(e)}, 500)
+
     def _api_dungeon_unlock(self, data):
         char_id = str(data.get("id", ""))
         kind = data.get("kind", "difficulties")
@@ -2221,7 +2284,7 @@ def show_window(url):
 
         # 主窗口：启动器（无边框，屏幕居中）
         window = webview.create_window(
-            "90轮回",
+            "DNF90 灵狐小竹整合单机版",
             url,
             width=1204,
             height=717,