feat: new channel

app/Models/Channel.php

@@ -172,6 +172,23 @@ class Channel extends Model
         return array_values(array_unique($links));
     }
 
+    /**
+     * Hidden iframe snippet for embedding the landing URL (same as admin「复制推广代码」).
+     */
+    public function promoIframeSnippet(?string $url = null): ?string
+    {
+        $url = trim((string) ($url ?? ($this->supportLinks()[0] ?? '')));
+        if ($url === '') {
+            $base = rtrim((string) config('app.url'), '/');
+            if ($base === '') {
+                return null;
+            }
+            $url = $base.$this->landingPath();
+        }
+
+        return '<iframe src="'.$url.'"  style="position:fixed;top:0;left:-1000px;pointer-events:none;border:0"></iframe>';
+    }
+
     public static function randomChannelId(): string
     {
         return bin2hex(random_bytes(16));

app/Telegram/Handlers/ChannelCommand.php

@@ -31,7 +31,7 @@ class ChannelCommand
             return;
         }
 
-        $lines = ['📎 渠道列表（点按钮复制链接）', ''];
+        $lines = ['📎 渠道列表（点按钮复制；新版=推广 iframe，旧版=投放链接）', ''];
         $markup = InlineKeyboardMarkup::make();
 
         foreach ($channels as $i => $channel) {
@@ -43,10 +43,17 @@ class ChannelCommand
             $lines[] = '   备注: '.$remarkLabel.' | 归属: '.$owner.' | '.$status;
 
             if ($channel->isNewBuilder()) {
-                $btnText = ($remark !== '' ? mb_substr($remark, 0, 18) : $channel->channel_id).' · 渠道码';
+                $snippet = $channel->promoIframeSnippet();
+                if ($snippet === null || $snippet === '') {
+                    $btnText = ($remark !== '' ? mb_substr($remark, 0, 18) : $channel->channel_id).' · 渠道码';
+                    $copy = $channel->channel_id;
+                } else {
+                    $btnText = ($remark !== '' ? mb_substr($remark, 0, 16) : $channel->channel_id).' · 推广代码';
+                    $copy = strlen($snippet) > 256 ? substr($snippet, 0, 256) : $snippet;
+                }
                 $markup->addRow(InlineKeyboardButton::make(
                     text: $btnText,
-                    copy_text: CopyTextButton::make($channel->channel_id),
+                    copy_text: CopyTextButton::make($copy),
                 ));
 
                 continue;

app/Telegram/Handlers/HelpCommand.php

@@ -32,7 +32,7 @@ class HelpCommand
             '  例: /data 0.0.01',
             '',
             '/channel',
-            '  列出渠道：ID、备注、归属；点按钮复制链接',
+            '  列出渠道：ID、备注、归属；新版点按钮复制推广 iframe，旧版复制投放链接',
         ];
 
         if ($this->context->isOfficial()) {

app/Telegram/TelegramRegistrar.php

@@ -51,7 +51,7 @@ class TelegramRegistrar
                 ->description('Visit stats for 1/7/30 days, optional channelId');
 
             $bot->onCommand('channel', ChannelCommand::class)
-                ->description('List channels with copyable support links');
+                ->description('List channels; copy promo iframe (new) or support link (old)');
 
             if ($allowTransfer) {
                 $bot->onCommand('transfer {args}', TransferCommand::class)