fix: 修复curl|bash方式运行时中文模板无法安装的问题

- 新增 install_chinese_templates 函数
- 优先使用本地模板文件
- 本地不存在时自动从 Gitee 下载67个模板文件
- 显示下载进度

解决其他服务器使用脚本后界面仍为英文的问题

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

setup_cups.sh

@@ -626,6 +626,119 @@ install_drivers() {
     fi
 }
 
+# 安装中文界面模板
+install_chinese_templates() {
+    info "安装 CUPS 中文界面模板..."
+
+    local templates_dir="/usr/share/cups/templates-zh_CN"
+    local gitee_base="https://gitee.com/yu-yon/S905L3A/raw/master/cups-templates-zh_CN"
+
+    # 模板文件列表
+    local templates=(
+        "add-class.tmpl"
+        "add-printer.tmpl"
+        "add-rss-subscription.tmpl"
+        "admin.tmpl"
+        "choose-device.tmpl"
+        "choose-make.tmpl"
+        "choose-model.tmpl"
+        "choose-serial.tmpl"
+        "choose-uri.tmpl"
+        "class-added.tmpl"
+        "class-confirm.tmpl"
+        "class-deleted.tmpl"
+        "class-jobs-header.tmpl"
+        "class-modified.tmpl"
+        "class.tmpl"
+        "classes-header.tmpl"
+        "classes.tmpl"
+        "command.tmpl"
+        "edit-config.tmpl"
+        "error-op.tmpl"
+        "error.tmpl"
+        "header.tmpl"
+        "help-header.tmpl"
+        "help-printable.tmpl"
+        "help-trailer.tmpl"
+        "job-cancel.tmpl"
+        "job-hold.tmpl"
+        "job-move.tmpl"
+        "job-moved.tmpl"
+        "job-release.tmpl"
+        "job-restart.tmpl"
+        "jobs-header.tmpl"
+        "jobs.tmpl"
+        "list-available-printers.tmpl"
+        "modify-class.tmpl"
+        "modify-printer.tmpl"
+        "norestart.tmpl"
+        "option-boolean.tmpl"
+        "option-conflict.tmpl"
+        "option-header.tmpl"
+        "option-pickmany.tmpl"
+        "option-pickone.tmpl"
+        "option-trailer.tmpl"
+        "pager.tmpl"
+        "printer-accept.tmpl"
+        "printer-added.tmpl"
+        "printer-confirm.tmpl"
+        "printer-default.tmpl"
+        "printer-deleted.tmpl"
+        "printer-jobs-header.tmpl"
+        "printer-modified.tmpl"
+        "printer-reject.tmpl"
+        "printer-start.tmpl"
+        "printer-stop.tmpl"
+        "printer.tmpl"
+        "printers-header.tmpl"
+        "printers.tmpl"
+        "restart.tmpl"
+        "samba-export.tmpl"
+        "samba-exported.tmpl"
+        "search.tmpl"
+        "set-printer-options-header.tmpl"
+        "set-printer-options-trailer.tmpl"
+        "subscription-added.tmpl"
+        "subscription-canceled.tmpl"
+        "test-page.tmpl"
+        "trailer.tmpl"
+        "users.tmpl"
+    )
+
+    # 先检查本地是否有模板目录
+    SCRIPT_DIR="$(cd "$(dirname "$0")" 2>/dev/null && pwd)" || SCRIPT_DIR=""
+
+    if [ -n "$SCRIPT_DIR" ] && [ -d "$SCRIPT_DIR/cups-templates-zh_CN" ]; then
+        # 本地有模板文件，直接复制
+        info "从本地复制中文模板..."
+        mkdir -p "$templates_dir"
+        cp -f "$SCRIPT_DIR/cups-templates-zh_CN/"*.tmpl "$templates_dir/"
+        success "中文界面模板安装完成（本地）"
+    else
+        # 从 Gitee 下载模板
+        info "从 Gitee 下载中文模板..."
+        mkdir -p "$templates_dir"
+
+        local success_count=0
+        local total=${#templates[@]}
+
+        for tmpl in "${templates[@]}"; do
+            if wget -q -O "$templates_dir/$tmpl" "$gitee_base/$tmpl" 2>/dev/null; then
+                ((success_count++))
+            fi
+            # 显示进度
+            echo -ne "\r  下载进度: $success_count/$total"
+        done
+        echo ""
+
+        if [ $success_count -gt 0 ]; then
+            success "中文界面模板安装完成（已下载 $success_count/$total 个文件）"
+        else
+            warn "中文模板下载失败，界面将显示英文"
+        fi
+    fi
+}
+
 # 安装虚拟PDF打印机（用于测试连接）
 install_pdf_printer() {
     info "安装虚拟 PDF 打印机..."
@@ -870,15 +983,7 @@ main() {
     fi
 
     # 安装中文 Web 界面模板
-    SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
-    if [ -d "$SCRIPT_DIR/cups-templates-zh_CN" ]; then
-        info "安装 CUPS 中文界面模板..."
-        mkdir -p /usr/share/cups/templates-zh_CN
-        cp -f "$SCRIPT_DIR/cups-templates-zh_CN/"*.tmpl /usr/share/cups/templates-zh_CN/
-        success "中文界面模板安装完成"
-    else
-        warn "未找到中文模板目录 (cups-templates-zh_CN)，跳过界面汉化"
-    fi
+    install_chinese_templates
     success "中文语言包安装完成"
 
     # 3. 安装驱动