refactor: 脚本及配置文件命名统一用 _ 分隔

将 .sh/.bat 脚本与 .js/.plist/.Dockerfile 等文件中以 - 分隔的文件名
改为 _ 分隔，dcloud-renew 目录改为 dcloud、script_nuance 目录改为
nuance，并同步更新脚本内部引用与 README 路径。

Co-Authored-By: AtomCode (deepseek-v4-flash) <noreply@atomgit.com>

nuance/tools/traverse_dir_template.pl

@@ -0,0 +1,25 @@
+use File::Find;
+use File::Copy;
+
+if ($ARGV[0] =~ m|^\s*$|)
+{
+    print "Template to traverse a directory recursively.\n";
+    print "Usage: perl $0 TOP_DIR\n";
+    print "Example: perl $0 /bin\n";
+    exit 0;
+}
+
+@dirs = ($ARGV[0]);
+
+find ( {wanted => \&wanted},
+       @dirs );
+
+sub wanted
+{
+    if (m|^ulaw$|)  # check the current file name, if it contains ulaw then dome something on it.
+    {
+	$file = $_;
+	# do something here.
+    }
+}
+