feat: image lightbox and curl|bash Ubuntu deploy

Add click-to-zoom for uploaded images, move manage.sh to deploy/ for
curl|bash bootstrap, and remove Windows docs and PowerShell scripts.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/install-ubuntu.sh

@@ -1,7 +1,6 @@
 #!/usr/bin/env bash
-# 兼容入口：转调交互式管理脚本的一键部署
-# 推荐直接使用: sudo bash scripts/manage.sh
-
+# 兼容入口 → deploy/manage.sh deploy
+# 推荐: curl -fsSL https://git.bz121.com/dekun/crypto_key/raw/branch/main/deploy/manage.sh | bash
 set -euo pipefail
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
-exec bash "${SCRIPT_DIR}/manage.sh" deploy
+exec bash "${SCRIPT_DIR}/../deploy/manage.sh" deploy