麦动KTV: 移除Gitee数据库(改官方Muse同步), 歌曲源切w.w345.my, 远程日志+广告屏蔽

- DatabaseBootstrapper: 删除 Gitee 分片/manifest/blob 下载逻辑, 曲库只走官方 MuseDbSync
- build.gradle: 移除 GITEE_DATABASE_* 构建参数
- MainActivity: 重置数据库文案改为官方同步
- ktv_api.js: 歌曲源仅 w.w345.my, 缓存标记 7, 广告/错号资源拦截+重试
- 远程日志: 点歌记录 编号/标题/请求源/状态

tools/emulator_lan_proxy.py

@@ -0,0 +1,52 @@
+"""Expose an adb-forwarded emulator port to the physical LAN for QR testing."""
+
+import argparse
+import socket
+import threading
+
+
+def relay(source: socket.socket, target: socket.socket) -> None:
+    try:
+        while data := source.recv(65536):
+            target.sendall(data)
+    except OSError:
+        pass
+    finally:
+        try:
+            target.shutdown(socket.SHUT_WR)
+        except OSError:
+            pass
+
+
+def handle(client: socket.socket, target_host: str, target_port: int) -> None:
+    try:
+        target = socket.create_connection((target_host, target_port), timeout=5)
+        threading.Thread(target=relay, args=(client, target), daemon=True).start()
+        relay(target, client)
+    except OSError:
+        client.close()
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--listen-host", default="0.0.0.0")
+    parser.add_argument("--listen-port", type=int, default=8765)
+    parser.add_argument("--target-host", default="127.0.0.1")
+    parser.add_argument("--target-port", type=int, default=18765)
+    args = parser.parse_args()
+
+    server = socket.socket()
+    server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+    server.bind((args.listen_host, args.listen_port))
+    server.listen(64)
+    while True:
+        client, _ = server.accept()
+        threading.Thread(
+            target=handle,
+            args=(client, args.target_host, args.target_port),
+            daemon=True,
+        ).start()
+
+
+if __name__ == "__main__":
+    main()