初始提交：中兴B863AV3.2-M刷Armbian + CUPS打印服务教程

包含:
- 刷机教程.md - 完整刷机和CUPS配置文档
- setup_cups.sh - 一键安装CUPS脚本(支持换源、多驱动选择、中文界面)
- cups-templates-zh_CN/ - CUPS中文界面模板

🤖 Generated with Claude Code

cups-templates-zh_CN/printer-default.tmpl

@@ -0,0 +1,9 @@
+<H2 CLASS="title">Set {is_class?Class:Printer} {printer_name} As Default</H2>
+
+<P>{is_class?Class:Printer} <A
+HREF="/{is_class?classes:printers}/{printer_name}">{printer_name}</A>
+has been made the default printer on the server.</P>
+
+<BLOCKQUOTE><B>Note:</B> Any user default that has been set via
+the <TT>lpoptions</TT> command will override this default
+setting.</BLOCKQUOTE>